[441709] Generate Sirius meta-model with EMF 2.10

Change-Id: Ie3df7a8ee61a916adc9b3c0911a3b0942e24ec6c

1050 files changed, 1897 insertions, 3442 deletions

diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.diagram.sequence.edit/META-INF/MANIFEST.MF
index b96c50dff9..1534954a41 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/META-INF/MANIFEST.MF
@@ -14,13 +14,13 @@ Export-Package: org.eclipse.sirius.diagram.sequence.description.provider;version
  org.eclipse.sirius.diagram.sequence.provider;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.template.provider;version="2.0.0"
 Require-Bundle: org.eclipse.core.runtime;bundle-version="3.8.0",
- org.eclipse.sirius.diagram.sequence;visibility:=reexport;bundle-version="2.0.0",
- org.eclipse.emf.edit;visibility:=reexport;bundle-version="2.8.0",
- org.eclipse.emf.ecore;visibility:=reexport;bundle-version="2.8.3",
- org.eclipse.emf.ecore.edit;visibility:=reexport;bundle-version="2.8.0",
- org.eclipse.sirius;visibility:=reexport;bundle-version="2.0.0",
- org.eclipse.sirius.ui;visibility:=reexport;bundle-version="2.0.0",
- org.eclipse.sirius.diagram;visibility:=reexport;bundle-version="2.0.0",
- org.eclipse.sirius.diagram.ui;visibility:=reexport;bundle-version="2.0.0"
+ org.eclipse.sirius.diagram.sequence;bundle-version="2.0.0";visibility:=reexport,
+ org.eclipse.emf.edit;bundle-version="2.8.0";visibility:=reexport,
+ org.eclipse.emf.ecore;bundle-version="2.8.3";visibility:=reexport,
+ org.eclipse.emf.ecore.edit;bundle-version="2.8.0";visibility:=reexport,
+ org.eclipse.sirius;bundle-version="2.0.0";visibility:=reexport,
+ org.eclipse.sirius.ui;bundle-version="2.0.0";visibility:=reexport,
+ org.eclipse.sirius.diagram;bundle-version="2.0.0";visibility:=reexport,
+ org.eclipse.sirius.diagram.ui;bundle-version="2.0.0";visibility:=reexport
 Eclipse-LazyStart: true
 Bundle-ActivationPolicy: lazy
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/BasicMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/BasicMessageMappingItemProvider.java
index e3f838e1df..b9bfaf5aee 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/BasicMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/BasicMessageMappingItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.description.BasicMessageMapping;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.diagram.sequence.description.BasicMessageMapping;
  * 
  * @generated
  */
-public class BasicMessageMappingItemProvider extends MessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BasicMessageMappingItemProvider extends MessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CombinedFragmentMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CombinedFragmentMappingItemProvider.java
index 06997672bf..9cbf2112bf 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CombinedFragmentMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CombinedFragmentMappingItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
 import org.eclipse.sirius.diagram.sequence.description.CombinedFragmentMapping;
 
@@ -31,8 +26,7 @@ import org.eclipse.sirius.diagram.sequence.description.CombinedFragmentMapping;
  * 
  * @generated
  */
-public class CombinedFragmentMappingItemProvider extends FrameMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CombinedFragmentMappingItemProvider extends FrameMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CoveredLifelinesVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CoveredLifelinesVariableItemProvider.java
index c3cc46f276..f055143aba 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CoveredLifelinesVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CoveredLifelinesVariableItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.description.CoveredLifelinesVariable;
 import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableItemProvider;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class CoveredLifelinesVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CoveredLifelinesVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CreationMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CreationMessageMappingItemProvider.java
index c5cc546570..ad3842700f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CreationMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/CreationMessageMappingItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.description.CreationMessageMapping;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.diagram.sequence.description.CreationMessageMapping;
  * 
  * @generated
  */
-public class CreationMessageMappingItemProvider extends MessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreationMessageMappingItemProvider extends MessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DelimitedEventMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DelimitedEventMappingItemProvider.java
index 6eca16f08d..d21f45d117 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DelimitedEventMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DelimitedEventMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.description.DelimitedEventMapping;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.description.DescriptionPackage;
  * 
  * @generated
  */
-public class DelimitedEventMappingItemProvider extends EventMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DelimitedEventMappingItemProvider extends EventMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DestructionMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DestructionMessageMappingItemProvider.java
index 29875424c0..12dd642f6e 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DestructionMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/DestructionMessageMappingItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.description.DestructionMessageMapping;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.diagram.sequence.description.DestructionMessageMapping
  * 
  * @generated
  */
-public class DestructionMessageMappingItemProvider extends MessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DestructionMessageMappingItemProvider extends MessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/EndOfLifeMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/EndOfLifeMappingItemProvider.java
index 5bddd6f760..0c53f877a4 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/EndOfLifeMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/EndOfLifeMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
 import org.eclipse.sirius.diagram.description.provider.NodeMappingItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.sequence.description.EndOfLifeMapping;
  * 
  * @generated
  */
-public class EndOfLifeMappingItemProvider extends NodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class EndOfLifeMappingItemProvider extends NodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ExecutionMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ExecutionMappingItemProvider.java
index b0e99bf7cd..2a38c72f04 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ExecutionMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ExecutionMappingItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.provider.NodeMappingItemProvider;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.diagram.sequence.description.ExecutionMapping;
  * 
  * @generated
  */
-public class ExecutionMappingItemProvider extends NodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ExecutionMappingItemProvider extends NodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/FrameMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/FrameMappingItemProvider.java
index f251459f19..f7ddd22d36 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/FrameMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/FrameMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.provider.ContainerMappingItemProvider;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.FrameMapping;
  * 
  * @generated
  */
-public class FrameMappingItemProvider extends ContainerMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class FrameMappingItemProvider extends ContainerMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InstanceRoleMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InstanceRoleMappingItemProvider.java
index 44c3872838..5ca7325d93 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InstanceRoleMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InstanceRoleMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EObject;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
 import org.eclipse.sirius.diagram.description.provider.NodeMappingItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.sequence.description.InstanceRoleMapping;
  * 
  * @generated
  */
-public class InstanceRoleMappingItemProvider extends NodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class InstanceRoleMappingItemProvider extends NodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InteractionUseMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InteractionUseMappingItemProvider.java
index 1babbec959..953a14ab00 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InteractionUseMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/InteractionUseMappingItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
 import org.eclipse.sirius.diagram.sequence.description.InteractionUseMapping;
 
@@ -31,8 +26,7 @@ import org.eclipse.sirius.diagram.sequence.description.InteractionUseMapping;
  * 
  * @generated
  */
-public class InteractionUseMappingItemProvider extends FrameMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class InteractionUseMappingItemProvider extends FrameMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageEndVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageEndVariableItemProvider.java
index 1e0f8458ac..fad5b7eedd 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageEndVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageEndVariableItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.description.MessageEndVariable;
 import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableItemProvider;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class MessageEndVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class MessageEndVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageMappingItemProvider.java
index 4ef276e8c9..00faf25cc6 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/MessageMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.provider.EdgeMappingItemProvider;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.sequence.description.MessageMapping;
  * 
  * @generated
  */
-public class MessageMappingItemProvider extends EdgeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class MessageMappingItemProvider extends EdgeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ObservationPointMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ObservationPointMappingItemProvider.java
index 4afdd76d16..dfcb9698ff 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ObservationPointMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ObservationPointMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
 import org.eclipse.sirius.diagram.description.provider.NodeMappingItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.description.ObservationPointMapping;
  * 
  * @generated
  */
-public class ObservationPointMappingItemProvider extends NodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ObservationPointMappingItemProvider extends NodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/OperandMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/OperandMappingItemProvider.java
index 34601f4a0c..113d78f8bb 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/OperandMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/OperandMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.provider.ContainerMappingItemProvider;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.OperandMapping;
  * 
  * @generated
  */
-public class OperandMappingItemProvider extends ContainerMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class OperandMappingItemProvider extends ContainerMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ReturnMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ReturnMessageMappingItemProvider.java
index 613f5aea9f..89c5947649 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ReturnMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/ReturnMessageMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionPackage;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.description.ReturnMessageMapping;
  * 
  * @generated
  */
-public class ReturnMessageMappingItemProvider extends MessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ReturnMessageMappingItemProvider extends MessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/SequenceDiagramDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/SequenceDiagramDescriptionItemProvider.java
index faf35bf610..4220fb5b34 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/SequenceDiagramDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/SequenceDiagramDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.diagram.sequence.description.SequenceDiagramDescriptio
  * 
  * @generated
  */
-public class SequenceDiagramDescriptionItemProvider extends DiagramDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SequenceDiagramDescriptionItemProvider extends DiagramDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/StateMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/StateMappingItemProvider.java
index 5050eb2828..069b03ce01 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/StateMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/provider/StateMappingItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.provider.NodeMappingItemProvider;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.diagram.sequence.description.StateMapping;
  * 
  * @generated
  */
-public class StateMappingItemProvider extends NodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class StateMappingItemProvider extends NodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/CombinedFragmentCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/CombinedFragmentCreationToolItemProvider.java
index 836fb4dc45..9f80b0d128 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/CombinedFragmentCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/CombinedFragmentCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.ContainerCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class CombinedFragmentCreationToolItemProvider extends ContainerCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CombinedFragmentCreationToolItemProvider extends ContainerCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ExecutionCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ExecutionCreationToolItemProvider.java
index e0374b54fb..84facc6a68 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ExecutionCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ExecutionCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.NodeCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ExecutionCreationToolItemProvider extends NodeCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ExecutionCreationToolItemProvider extends NodeCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleCreationToolItemProvider.java
index b79e487306..aff9ecdd99 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.NodeCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.provider.SequenceEditPlugin;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
  * 
  * @generated
  */
-public class InstanceRoleCreationToolItemProvider extends NodeCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class InstanceRoleCreationToolItemProvider extends NodeCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleReorderToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleReorderToolItemProvider.java
index 06927918ad..8eef592d61 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleReorderToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InstanceRoleReorderToolItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.description.provider.SequenceEditPlugin;
 import org.eclipse.sirius.diagram.sequence.description.tool.InstanceRoleReorderTool;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractToolDescri
  * 
  * @generated
  */
-public class InstanceRoleReorderToolItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class InstanceRoleReorderToolItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InteractionUseCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InteractionUseCreationToolItemProvider.java
index 934af43946..7a46bfe3c3 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InteractionUseCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/InteractionUseCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.ContainerCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class InteractionUseCreationToolItemProvider extends ContainerCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class InteractionUseCreationToolItemProvider extends ContainerCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/LifelineCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/LifelineCreationToolItemProvider.java
index e306253256..88877940d6 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/LifelineCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/LifelineCreationToolItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.tool.provider.ContainerCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.provider.SequenceEditPlugin;
 import org.eclipse.sirius.diagram.sequence.description.tool.LifelineCreationTool;
@@ -33,8 +28,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.LifelineCreationTool
  * 
  * @generated
  */
-public class LifelineCreationToolItemProvider extends ContainerCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class LifelineCreationToolItemProvider extends ContainerCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/MessageCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/MessageCreationToolItemProvider.java
index d5c2ce8115..35aa9f017b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/MessageCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/MessageCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class MessageCreationToolItemProvider extends SequenceDiagramToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class MessageCreationToolItemProvider extends SequenceDiagramToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ObservationPointCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ObservationPointCreationToolItemProvider.java
index cddc3ff922..910edfb525 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ObservationPointCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ObservationPointCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.NodeCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ObservationPointCreationToolItemProvider extends NodeCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ObservationPointCreationToolItemProvider extends NodeCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/OperandCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/OperandCreationToolItemProvider.java
index 7cfb8394c0..bb0ead8712 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/OperandCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/OperandCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.ContainerCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class OperandCreationToolItemProvider extends ContainerCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class OperandCreationToolItemProvider extends ContainerCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ReorderToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ReorderToolItemProvider.java
index 215db53bfa..43c0660970 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ReorderToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/ReorderToolItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
 import org.eclipse.sirius.diagram.sequence.description.provider.SequenceEditPlugin;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractToolDescri
  * 
  * @generated
  */
-public class ReorderToolItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ReorderToolItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/StateCreationToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/StateCreationToolItemProvider.java
index 138c5f4ff7..f2d445487a 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/StateCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/provider/StateCreationToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.provider.NodeCreationDescriptionItemProvider;
 import org.eclipse.sirius.diagram.sequence.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class StateCreationToolItemProvider extends NodeCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class StateCreationToolItemProvider extends NodeCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/CompoundEventEndItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/CompoundEventEndItemProvider.java
index b8b11a99d3..2a2a15b93c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/CompoundEventEndItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/CompoundEventEndItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage;
  * 
  * @generated
  */
-public class CompoundEventEndItemProvider extends EventEndItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CompoundEventEndItemProvider extends EventEndItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/SingleEventEndItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/SingleEventEndItemProvider.java
index 5710b4bd78..ea587d4733 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/SingleEventEndItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/ordering/provider/SingleEventEndItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.SingleEventEnd;
  * 
  * @generated
  */
-public class SingleEventEndItemProvider extends EventEndItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SingleEventEndItemProvider extends EventEndItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/provider/SequenceDDiagramItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/provider/SequenceDDiagramItemProvider.java
index 303dbd97ac..32925ca113 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/provider/SequenceDDiagramItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/provider/SequenceDDiagramItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.provider.DSemanticDiagramItemProvider;
 import org.eclipse.sirius.diagram.sequence.SequenceDDiagram;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.OrderingFactory;
  * 
  * @generated
  */
-public class SequenceDDiagramItemProvider extends DSemanticDiagramItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SequenceDDiagramItemProvider extends DSemanticDiagramItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TAbstractMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TAbstractMappingItemProvider.java
index c4d4bcb40e..306c6ffaaf 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TAbstractMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TAbstractMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TAbstractMapping;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TAbstractMappingItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TAbstractMappingItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TBasicMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TBasicMessageMappingItemProvider.java
index 4f45b32aab..fce245cbe4 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TBasicMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TBasicMessageMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.template.TBasicMessageMapping;
 import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TBasicMessageMappingItemProvider extends TSourceTargetMessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TBasicMessageMappingItemProvider extends TSourceTargetMessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalExecutionStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalExecutionStyleItemProvider.java
index 5415e01d1c..763797108f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalExecutionStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalExecutionStyleItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TConditionalExecutionStyle;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TConditionalExecutionStyleItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TConditionalExecutionStyleItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalLifelineStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalLifelineStyleItemProvider.java
index a9d7ccde3a..66152b7dc6 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalLifelineStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalLifelineStyleItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TConditionalLifelineStyle;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TConditionalLifelineStyleItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TConditionalLifelineStyleItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalMessageStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalMessageStyleItemProvider.java
index 39a542a1a7..11e3cf8fa1 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalMessageStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TConditionalMessageStyleItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TConditionalMessageStyle;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TConditionalMessageStyleItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TConditionalMessageStyleItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TCreationMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TCreationMessageMappingItemProvider.java
index 867f6d641c..cdd9ed4a57 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TCreationMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TCreationMessageMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.template.TCreationMessageMapping;
 import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TCreationMessageMappingItemProvider extends TSourceTargetMessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TCreationMessageMappingItemProvider extends TSourceTargetMessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TDestructionMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TDestructionMessageMappingItemProvider.java
index 349cdfa144..1187bca8ca 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TDestructionMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TDestructionMessageMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.sequence.template.TDestructionMessageMapping;
 import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TDestructionMessageMappingItemProvider extends TSourceTargetMessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TDestructionMessageMappingItemProvider extends TSourceTargetMessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionMappingItemProvider.java
index 9442bb0faf..c1a7b87d08 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TExecutionMapping;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TExecutionMappingItemProvider extends TAbstractMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TExecutionMappingItemProvider extends TAbstractMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionStyleItemProvider.java
index c0100b5875..27e449b69d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TExecutionStyleItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TExecutionStyle;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TExecutionStyleItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TExecutionStyleItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineMappingItemProvider.java
index 04a8a6e84a..36db191702 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.style.StyleFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TLifelineMappingItemProvider extends TAbstractMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TLifelineMappingItemProvider extends TAbstractMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineStyleItemProvider.java
index f216207beb..f45e3e9a6a 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TLifelineStyleItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TLifelineStyle;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TLifelineStyleItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TLifelineStyleItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageMappingItemProvider.java
index 685d0650f5..4a90f93fe7 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TMessageMapping;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TMessageMappingItemProvider extends TAbstractMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TMessageMappingItemProvider extends TAbstractMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageStyleItemProvider.java
index dedf2a5a4f..75c1d70f0d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TMessageStyleItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.LineStyle;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TMessageStyleItemProvider extends TTransformerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TMessageStyleItemProvider extends TTransformerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TReturnMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TReturnMessageMappingItemProvider.java
index ce4bcd4ce8..c0bd1fb19e 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TReturnMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TReturnMessageMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TReturnMessageMapping;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TReturnMessageMappingItemProvider extends TMessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TReturnMessageMappingItemProvider extends TMessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSequenceDiagramItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSequenceDiagramItemProvider.java
index 95d943f4ba..be4b5de74a 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSequenceDiagramItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSequenceDiagramItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.description.provider.SequenceEditPlugin;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.provider.RepresentationTemplateI
  * 
  * @generated
  */
-public class TSequenceDiagramItemProvider extends RepresentationTemplateItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TSequenceDiagramItemProvider extends RepresentationTemplateItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSourceTargetMessageMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSourceTargetMessageMappingItemProvider.java
index c99536ae4c..fc7b08f595 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSourceTargetMessageMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence.edit/src-gen/org/eclipse/sirius/diagram/sequence/template/provider/TSourceTargetMessageMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.sequence.template.TSourceTargetMessageMapping;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * 
  * @generated
  */
-public class TSourceTargetMessageMappingItemProvider extends TMessageMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TSourceTargetMessageMappingItemProvider extends TMessageMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.diagram.sequence/META-INF/MANIFEST.MF
index 04b0953421..26a2902cea 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.diagram.sequence/META-INF/MANIFEST.MF
@@ -7,24 +7,24 @@ Bundle-ClassPath: .
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
 Export-Package: org.eclipse.sirius.diagram.sequence;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.color;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.elements;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.layout;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.layout.flag;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.layout.horizontal;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.layout.observation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.layout.vertical;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.metamodel;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.metamodel.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.metamodel.description.tool;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.metamodel.ordering;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.operation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.ordering;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.query;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.refresh;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.tool;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.business.internal.util;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.sequence.business.internal;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.color;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.elements;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.layout;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.layout.flag;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.layout.horizontal;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.layout.observation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.layout.vertical;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.metamodel;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.metamodel.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.metamodel.description.tool;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.metamodel.ordering;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.operation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.ordering;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.query;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.refresh;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.tool;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.sequence.business.internal.util;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.sequence.description;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.description.impl;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.description.tool;version="2.0.0",
@@ -32,14 +32,14 @@ Export-Package: org.eclipse.sirius.diagram.sequence;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.description.tool.util;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.description.util;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.impl;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.internal.tool.command.builders;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.sequence.internal.tool.command.builders;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.sequence.ordering;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.ordering.impl;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.sequence.ordering.impl;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.sequence.ordering.util;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.template;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.template.impl;version="2.0.0",
  org.eclipse.sirius.diagram.sequence.template.util;version="2.0.0",
- org.eclipse.sirius.diagram.sequence.tool.internal.action.repair;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.sequence.tool.internal.action.repair;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.sequence.util;version="2.0.0"
 Require-Bundle: org.eclipse.sirius.common;bundle-version="2.0.0",
  org.eclipse.sirius.ecore.extender;bundle-version="2.0.0",
@@ -47,11 +47,11 @@ Require-Bundle: org.eclipse.sirius.common;bundle-version="2.0.0",
  org.eclipse.gmf.runtime.notation;bundle-version="1.5.0",
  org.eclipse.gmf.runtime.draw2d.ui;bundle-version="1.0.101",
  org.eclipse.draw2d;bundle-version="3.9.0",
- org.eclipse.sirius.diagram;visibility:=reexport;bundle-version="2.0.0",
+ org.eclipse.sirius.diagram;bundle-version="2.0.0";visibility:=reexport,
  org.eclipse.emf.transaction;bundle-version="1.1.2",
  org.eclipse.core.runtime;bundle-version="3.8.0",
- org.eclipse.emf.ecore;visibility:=reexport;bundle-version="2.8.3",
- org.eclipse.sirius;visibility:=reexport;bundle-version="2.0.0",
+ org.eclipse.emf.ecore;bundle-version="2.8.3";visibility:=reexport,
+ org.eclipse.sirius;bundle-version="2.0.0";visibility:=reexport,
  org.eclipse.sirius.diagram.ui;bundle-version="2.0.0"
 Eclipse-LazyStart: true
 Bundle-ActivationPolicy: lazy
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/SequenceDDiagram.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/SequenceDDiagram.java
index d753ca0e5c..ee7f7009cd 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/SequenceDDiagram.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/SequenceDDiagram.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.InstanceRolesOrdering;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DDiagram</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.InstanceRolesOrdering;
  * <em>Instance Role Semantic Ordering</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.SequencePackage#getSequenceDDiagram()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/BasicMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/BasicMessageMapping.java
index 3332fdacc4..e8c89e2e2b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/BasicMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/BasicMessageMapping.java
@@ -13,8 +13,8 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Basic Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getBasicMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CombinedFragmentMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CombinedFragmentMapping.java
index bb1f200914..327befef3d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CombinedFragmentMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CombinedFragmentMapping.java
@@ -13,8 +13,8 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Combined Fragment Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getCombinedFragmentMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CoveredLifelinesVariable.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CoveredLifelinesVariable.java
index ec5c440b00..48f8d8f017 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CoveredLifelinesVariable.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CoveredLifelinesVariable.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Covered Lifelines Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getCoveredLifelinesVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CreationMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CreationMessageMapping.java
index f3c2d4ea1e..4ddcde449c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CreationMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/CreationMessageMapping.java
@@ -13,8 +13,8 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Creation Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getCreationMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DelimitedEventMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DelimitedEventMapping.java
index c9f7dae861..c72da941ca 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DelimitedEventMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DelimitedEventMapping.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delimited Event Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.sequence.description;
  * <em>Finishing End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getDelimitedEventMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DestructionMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DestructionMessageMapping.java
index 5dee371789..1077fd0ec3 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DestructionMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/DestructionMessageMapping.java
@@ -13,8 +13,8 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Destruction Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getDestructionMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EndOfLifeMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EndOfLifeMapping.java
index 62c51eb483..957e8b2e9a 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EndOfLifeMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EndOfLifeMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.NodeMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>End Of Life Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getEndOfLifeMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EventMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EventMapping.java
index 2af859a25c..31a052d7db 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EventMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/EventMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Event Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getEventMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ExecutionMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ExecutionMapping.java
index daf4bda2e9..9f6b6d5e4b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ExecutionMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ExecutionMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.NodeMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Execution Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getExecutionMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/FrameMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/FrameMapping.java
index c0263aac6e..62f8f4edd0 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/FrameMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/FrameMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.diagram.description.ContainerMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Frame Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.diagram.description.ContainerMapping;
  * <em>Center Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getFrameMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InstanceRoleMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InstanceRoleMapping.java
index 986cb97393..c4a061791c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InstanceRoleMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InstanceRoleMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.NodeMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Instance Role Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getInstanceRoleMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InteractionUseMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InteractionUseMapping.java
index db9dca5910..82fec834e8 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InteractionUseMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/InteractionUseMapping.java
@@ -13,8 +13,8 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Interaction Use Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getInteractionUseMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageEndVariable.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageEndVariable.java
index 47792ef1d1..2cbf003f09 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageEndVariable.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageEndVariable.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Message End Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getMessageEndVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageMapping.java
index a40fc3e792..2def2ebc6c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/MessageMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.diagram.description.EdgeMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.diagram.description.EdgeMapping;
  * <em>Receiving End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getMessageMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ObservationPointMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ObservationPointMapping.java
index 224805de1c..9e1b78ae8e 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ObservationPointMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ObservationPointMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.NodeMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Observation Point Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getObservationPointMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/OperandMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/OperandMapping.java
index 97ef257439..685d23e585 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/OperandMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/OperandMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.ContainerMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Operand Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getOperandMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ReturnMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ReturnMessageMapping.java
index 35abf7e989..5c95515449 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ReturnMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/ReturnMessageMapping.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Return Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.diagram.sequence.description;
  * <em>Invocation Message Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getReturnMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/SequenceDiagramDescription.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/SequenceDiagramDescription.java
index 20c5529748..b57568212d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/SequenceDiagramDescription.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/SequenceDiagramDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.diagram.description.DiagramDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Sequence Diagram Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.diagram.description.DiagramDescription;
  * <em>Instance Roles Ordering</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getSequenceDiagramDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/StateMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/StateMapping.java
index d8518116af..d4cb133a4b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/StateMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/StateMapping.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.NodeMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>State Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.DescriptionPackage#getStateMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/BasicMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/BasicMessageMappingImpl.java
index df92b98f7a..58bbd3e64c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/BasicMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/BasicMessageMappingImpl.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.diagram.sequence.description.DescriptionPackage;
  * <em><b>Basic Message Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class BasicMessageMappingImpl extends MessageMappingImpl implements BasicMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CombinedFragmentMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CombinedFragmentMappingImpl.java
index eb24e01a2d..e12a1c6665 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CombinedFragmentMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CombinedFragmentMappingImpl.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.diagram.sequence.description.DescriptionPackage;
  * <em><b>Combined Fragment Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class CombinedFragmentMappingImpl extends FrameMappingImpl implements CombinedFragmentMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CoveredLifelinesVariableImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CoveredLifelinesVariableImpl.java
index 3616b76869..f475234146 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CoveredLifelinesVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CoveredLifelinesVariableImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em><b>Covered Lifelines Variable</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class CoveredLifelinesVariableImpl extends AbstractVariableImpl implements CoveredLifelinesVariable {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CreationMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CreationMessageMappingImpl.java
index d9bcfa0b89..dea64564c0 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CreationMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/CreationMessageMappingImpl.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.diagram.sequence.description.DescriptionPackage;
  * <em><b>Creation Message Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreationMessageMappingImpl extends MessageMappingImpl implements CreationMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DelimitedEventMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DelimitedEventMappingImpl.java
index 4e1f6d152e..330e93cd47 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DelimitedEventMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DelimitedEventMappingImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.sequence.description.DescriptionPackage;
  * <em>Finishing End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DelimitedEventMappingImpl extends EventMappingImpl implements DelimitedEventMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DestructionMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DestructionMessageMappingImpl.java
index a606a2f6df..7ab80d4c95 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DestructionMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/DestructionMessageMappingImpl.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.diagram.sequence.description.DestructionMessageMapping
  * <em><b>Destruction Message Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DestructionMessageMappingImpl extends MessageMappingImpl implements DestructionMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EndOfLifeMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EndOfLifeMappingImpl.java
index 5db2825dc6..92da1dd5be 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EndOfLifeMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EndOfLifeMappingImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.description.EndOfLifeMapping;
  * <em><b>End Of Life Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class EndOfLifeMappingImpl extends NodeMappingImpl implements EndOfLifeMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EventMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EventMappingImpl.java
index c848fef146..49f117d0fd 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EventMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/EventMappingImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.description.EventMapping;
  * <em><b>Event Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class EventMappingImpl extends EObjectImpl implements EventMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ExecutionMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ExecutionMappingImpl.java
index eb83c6eae8..b340f91c23 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ExecutionMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ExecutionMappingImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.description.ExecutionMapping;
  * <em>Finishing End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ExecutionMappingImpl extends NodeMappingImpl implements ExecutionMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/FrameMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/FrameMappingImpl.java
index b5885f90a0..d146733270 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/FrameMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/FrameMappingImpl.java
@@ -39,7 +39,7 @@ import org.eclipse.sirius.diagram.sequence.description.FrameMapping;
  * <em>Center Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class FrameMappingImpl extends ContainerMappingImpl implements FrameMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InstanceRoleMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InstanceRoleMappingImpl.java
index 3e59daf423..ef44d9e9a4 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InstanceRoleMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InstanceRoleMappingImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.description.InstanceRoleMapping;
  * <em><b>Instance Role Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class InstanceRoleMappingImpl extends NodeMappingImpl implements InstanceRoleMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InteractionUseMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InteractionUseMappingImpl.java
index d04b30e092..96f52ea221 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InteractionUseMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/InteractionUseMappingImpl.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.diagram.sequence.description.InteractionUseMapping;
  * <em><b>Interaction Use Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class InteractionUseMappingImpl extends FrameMappingImpl implements InteractionUseMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageEndVariableImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageEndVariableImpl.java
index fddc1152ea..39c4151052 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageEndVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageEndVariableImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em><b>Message End Variable</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class MessageEndVariableImpl extends AbstractVariableImpl implements MessageEndVariable {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageMappingImpl.java
index 03bd994c5b..3ec3a39895 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/MessageMappingImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.sequence.description.MessageMapping;
  * <em>Receiving End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class MessageMappingImpl extends EdgeMappingImpl implements MessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ObservationPointMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ObservationPointMappingImpl.java
index ef21042aec..9d9f563c91 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ObservationPointMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ObservationPointMappingImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.description.ObservationPointMapping;
  * <em><b>Observation Point Mapping</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class ObservationPointMappingImpl extends NodeMappingImpl implements ObservationPointMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/OperandMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/OperandMappingImpl.java
index ed103cf22e..562830b4d6 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/OperandMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/OperandMappingImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.description.OperandMapping;
  * <em>Finishing End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class OperandMappingImpl extends ContainerMappingImpl implements OperandMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ReturnMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ReturnMessageMappingImpl.java
index b7452d7cb4..279a388330 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ReturnMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/ReturnMessageMappingImpl.java
@@ -27,7 +27,7 @@ import org.eclipse.sirius.diagram.sequence.description.ReturnMessageMapping;
  * <em>Invocation Message Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ReturnMessageMappingImpl extends MessageMappingImpl implements ReturnMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/SequenceDiagramDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/SequenceDiagramDescriptionImpl.java
index 43e7c90c5c..5c9ab27fe5 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/SequenceDiagramDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/SequenceDiagramDescriptionImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.sequence.description.SequenceDiagramDescriptio
  * <em>Instance Roles Ordering</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SequenceDiagramDescriptionImpl extends DiagramDescriptionImpl implements SequenceDiagramDescription {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/StateMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/StateMappingImpl.java
index 19f21db3ed..ebddec13ae 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/StateMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/impl/StateMappingImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.description.StateMapping;
  * <em>Finishing End Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class StateMappingImpl extends NodeMappingImpl implements StateMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CombinedFragmentCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CombinedFragmentCreationTool.java
index e1f1252d08..5756037139 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CombinedFragmentCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CombinedFragmentCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.ContainerCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Combined Fragment Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getCombinedFragmentCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CoveringElementCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CoveringElementCreationTool.java
index 1f880471e1..9947f5c1d9 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CoveringElementCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/CoveringElementCreationTool.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.diagram.sequence.description.CoveredLifelinesVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Covering Element Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.diagram.sequence.description.CoveredLifelinesVariable;
  * <em>Covered Lifelines</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getCoveringElementCreationTool()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ExecutionCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ExecutionCreationTool.java
index 726356b9b4..40c6fd7cfd 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ExecutionCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ExecutionCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.NodeCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Execution Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getExecutionCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleCreationTool.java
index 3e6ea0ea56..feebc4f3e1 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleCreationTool.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Instance Role Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementVariable;
  * <em>Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getInstanceRoleCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleReorderTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleReorderTool.java
index b5116e85a0..ccf7229fec 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleReorderTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InstanceRoleReorderTool.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Instance Role Reorder Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
  * <em>Instance Role Moved</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getInstanceRoleReorderTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InteractionUseCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InteractionUseCreationTool.java
index ec654cc4b8..5861cbb1bf 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InteractionUseCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/InteractionUseCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.ContainerCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Interaction Use Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getInteractionUseCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/LifelineCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/LifelineCreationTool.java
index 9aed6dc9fd..4f137f875f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/LifelineCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/LifelineCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.ContainerCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Lifeline Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getLifelineCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/MessageCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/MessageCreationTool.java
index bfc258a37c..debffea816 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/MessageCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/MessageCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.EdgeCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Message Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getMessageCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ObservationPointCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ObservationPointCreationTool.java
index 5f49780d1a..dceb10443d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ObservationPointCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ObservationPointCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.NodeCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Obervation Point Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getObservationPointCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OperandCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OperandCreationTool.java
index c5361fceed..69bba16c7f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OperandCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OperandCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.ContainerCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Operand Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getOperandCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OrderedElementCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OrderedElementCreationTool.java
index 28a99bc1e3..f37294a2f5 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OrderedElementCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/OrderedElementCreationTool.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.diagram.sequence.description.MessageEndVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Ordered Element Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.diagram.sequence.description.MessageEndVariable;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getOrderedElementCreationTool()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ReorderTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ReorderTool.java
index 8c0d1280ea..44c403d6ad 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ReorderTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/ReorderTool.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Reorder Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
  * <em>On Event Moved Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getReorderTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/SequenceDiagramToolDescription.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/SequenceDiagramToolDescription.java
index 1cb59595c9..5066f86415 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/SequenceDiagramToolDescription.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/SequenceDiagramToolDescription.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Sequence Diagram Tool Description</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getSequenceDiagramToolDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/StateCreationTool.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/StateCreationTool.java
index b20d75a9b5..ad394f84c2 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/StateCreationTool.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/StateCreationTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.diagram.description.tool.NodeCreationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>State Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage#getStateCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CombinedFragmentCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CombinedFragmentCreationToolImpl.java
index afc4fa7de0..07256bb223 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CombinedFragmentCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CombinedFragmentCreationToolImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Covered Lifelines</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CombinedFragmentCreationToolImpl extends ContainerCreationDescriptionImpl implements CombinedFragmentCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CoveringElementCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CoveringElementCreationToolImpl.java
index a3b9815396..3450de0ca3 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CoveringElementCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/CoveringElementCreationToolImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Covered Lifelines</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class CoveringElementCreationToolImpl extends EObjectImpl implements CoveringElementCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ExecutionCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ExecutionCreationToolImpl.java
index ec0f55c5e0..661e7aad23 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ExecutionCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ExecutionCreationToolImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ExecutionCreationToolImpl extends NodeCreationDescriptionImpl implements ExecutionCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleCreationToolImpl.java
index 9308ef3123..d4fa492473 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleCreationToolImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementVariable;
  * <em>Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InstanceRoleCreationToolImpl extends NodeCreationDescriptionImpl implements InstanceRoleCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleReorderToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleReorderToolImpl.java
index 98d74f3dc0..01bf142d4d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleReorderToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InstanceRoleReorderToolImpl.java
@@ -46,7 +46,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>Instance Role Moved</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InstanceRoleReorderToolImpl extends AbstractToolDescriptionImpl implements InstanceRoleReorderTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InteractionUseCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InteractionUseCreationToolImpl.java
index 04b28ae3bc..0dcaef1049 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InteractionUseCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/InteractionUseCreationToolImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Covered Lifelines</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InteractionUseCreationToolImpl extends ContainerCreationDescriptionImpl implements InteractionUseCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/LifelineCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/LifelineCreationToolImpl.java
index 77cdd8bece..70a6557352 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/LifelineCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/LifelineCreationToolImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em><b>Lifeline Creation Tool</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class LifelineCreationToolImpl extends ContainerCreationDescriptionImpl implements LifelineCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/MessageCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/MessageCreationToolImpl.java
index d15c3de97e..86fed44f50 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/MessageCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/MessageCreationToolImpl.java
@@ -105,7 +105,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolFilterDescription;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MessageCreationToolImpl extends SequenceDiagramToolDescriptionImpl implements MessageCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ObservationPointCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ObservationPointCreationToolImpl.java
index f1071b5f49..8d9fff47aa 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ObservationPointCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ObservationPointCreationToolImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ObservationPointCreationToolImpl extends NodeCreationDescriptionImpl implements ObservationPointCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OperandCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OperandCreationToolImpl.java
index 4eda56c562..1a10298f8a 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OperandCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OperandCreationToolImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class OperandCreationToolImpl extends ContainerCreationDescriptionImpl implements OperandCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OrderedElementCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OrderedElementCreationToolImpl.java
index 5cadf3fd3b..cb4e0850e3 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OrderedElementCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/OrderedElementCreationToolImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class OrderedElementCreationToolImpl extends EObjectImpl implements OrderedElementCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ReorderToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ReorderToolImpl.java
index d4ac10fa7f..a769cfe894 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ReorderToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/ReorderToolImpl.java
@@ -52,7 +52,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>On Event Moved Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ReorderToolImpl extends AbstractToolDescriptionImpl implements ReorderTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/SequenceDiagramToolDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/SequenceDiagramToolDescriptionImpl.java
index c47d1a7288..54c33f42d3 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/SequenceDiagramToolDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/SequenceDiagramToolDescriptionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em><b>Sequence Diagram Tool Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class SequenceDiagramToolDescriptionImpl extends EObjectImpl implements SequenceDiagramToolDescription {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/StateCreationToolImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/StateCreationToolImpl.java
index 4a62cda1b5..c9d1cfe4ee 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/StateCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/description/tool/impl/StateCreationToolImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.diagram.sequence.description.tool.ToolPackage;
  * <em>Finishing End Predecessor</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class StateCreationToolImpl extends NodeCreationDescriptionImpl implements StateCreationTool {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/impl/SequenceDDiagramImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/impl/SequenceDDiagramImpl.java
index 5e5dfd470e..aef66b388b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/impl/SequenceDDiagramImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/impl/SequenceDDiagramImpl.java
@@ -38,7 +38,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.InstanceRolesOrdering;
  * <em>Instance Role Semantic Ordering</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SequenceDDiagramImpl extends DSemanticDiagramImpl implements SequenceDDiagram {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/CompoundEventEnd.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/CompoundEventEnd.java
index 121cf11ec9..9ecb7c5335 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/CompoundEventEnd.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/CompoundEventEnd.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Compound Event End</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Event Ends</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage#getCompoundEventEnd()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEnd.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEnd.java
index 4745a608a8..8b8517c0b8 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEnd.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEnd.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Event End</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Semantic End</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage#getEventEnd()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEndsOrdering.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEndsOrdering.java
index dceb82ce2f..da30874241 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEndsOrdering.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/EventEndsOrdering.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.diagram.sequence.SequenceDDiagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Event Ends Ordering</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.diagram.sequence.SequenceDDiagram;
  * <em>Event Ends</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage#getEventEndsOrdering()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/InstanceRolesOrdering.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/InstanceRolesOrdering.java
index a128101d6d..b47c91e876 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/InstanceRolesOrdering.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/InstanceRolesOrdering.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Instance Roles Ordering</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Semantic Instance Roles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage#getInstanceRolesOrdering()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/SingleEventEnd.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/SingleEventEnd.java
index 72814ae915..920bbfc9c5 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/SingleEventEnd.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/SingleEventEnd.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Single Event End</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Semantic Event</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage#getSingleEventEnd()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/CompoundEventEndImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/CompoundEventEndImpl.java
index 55031ead07..d9ead9acc8 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/CompoundEventEndImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/CompoundEventEndImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.SingleEventEnd;
  * <em>Event Ends</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CompoundEventEndImpl extends EventEndImpl implements CompoundEventEnd {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndImpl.java
index c4c9fd8c21..153e748787 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage;
  * <em>Semantic End</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class EventEndImpl extends EObjectImpl implements EventEnd {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndsOrderingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndsOrderingImpl.java
index 470cfcf790..7b2e9f1c8e 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndsOrderingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/EventEndsOrderingImpl.java
@@ -38,7 +38,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage;
  * <em>Event Ends</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EventEndsOrderingImpl extends EObjectImpl implements EventEndsOrdering {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/InstanceRolesOrderingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/InstanceRolesOrderingImpl.java
index 2bd374b4a1..b86cf6e200 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/InstanceRolesOrderingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/InstanceRolesOrderingImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.OrderingPackage;
  * <em>Semantic Instance Roles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InstanceRolesOrderingImpl extends EObjectImpl implements InstanceRolesOrdering {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/SingleEventEndImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/SingleEventEndImpl.java
index 1b4efde708..2de1bccbdf 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/SingleEventEndImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/ordering/impl/SingleEventEndImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.sequence.ordering.SingleEventEnd;
  * <em>Semantic Event</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SingleEventEndImpl extends EventEndImpl implements SingleEventEnd {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TAbstractMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TAbstractMapping.java
index 7abece197a..20144d5820 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TAbstractMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TAbstractMapping.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.template;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TAbstract Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ package org.eclipse.sirius.diagram.sequence.template;
  * <em>Semantic Candidates Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTAbstractMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TBasicMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TBasicMessageMapping.java
index 95002f7397..02ed200995 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TBasicMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TBasicMessageMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TBasic Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTBasicMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalExecutionStyle.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalExecutionStyle.java
index c3099f92fd..64f69b38f4 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalExecutionStyle.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalExecutionStyle.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.template;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TConditional Execution Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.sequence.template;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTConditionalExecutionStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalLifelineStyle.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalLifelineStyle.java
index dce253e421..cb741f8392 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalLifelineStyle.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalLifelineStyle.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.template;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TConditional Lifeline Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.sequence.template;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTConditionalLifelineStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalMessageStyle.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalMessageStyle.java
index 4895e94f21..f97bfa7511 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalMessageStyle.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TConditionalMessageStyle.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.template;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TConditional Message Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.sequence.template;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTConditionalMessageStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TCreationMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TCreationMessageMapping.java
index bea4415432..e78b86d189 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TCreationMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TCreationMessageMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TCreation Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTCreationMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TDestructionMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TDestructionMessageMapping.java
index 2ec0117913..f601e3137f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TDestructionMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TDestructionMessageMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TDestruction Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTDestructionMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionMapping.java
index 39d3f7ca80..80a5d2d80d 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TExecution Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -39,7 +39,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Conditional Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTExecutionMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionStyle.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionStyle.java
index 1b68105964..f4b7a2bde5 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionStyle.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TExecutionStyle.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TExecution Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTExecutionStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineMapping.java
index 52a432743c..227d9ca738 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineMapping.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.diagram.description.style.NodeStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TLifeline Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -40,7 +40,7 @@ import org.eclipse.sirius.diagram.description.style.NodeStyleDescription;
  * <em>Conditional Life Line Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTLifelineMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineStyle.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineStyle.java
index a4d9f219ba..57ff97936a 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineStyle.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TLifelineStyle.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TLifeline Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Lifeline Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTLifelineStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageExtremity.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageExtremity.java
index 21af93a9d0..6348a0000c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageExtremity.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageExtremity.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TMessage Extremity</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTMessageExtremity()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageMapping.java
index 9bb25e663b..e65438b7bc 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TMessage Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Conditional Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTMessageMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageStyle.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageStyle.java
index f8888df959..392c8dcc81 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageStyle.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TMessageStyle.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TMessage Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -39,7 +39,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTMessageStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TReturnMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TReturnMessageMapping.java
index 18ff7ca920..afaec0e612 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TReturnMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TReturnMessageMapping.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.diagram.sequence.template;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TReturn Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.sequence.template;
  * <em>Invocation Message Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTReturnMessageMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSequenceDiagram.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSequenceDiagram.java
index 6eb2e53223..e5dcf51cbc 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSequenceDiagram.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSequenceDiagram.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationTemplate;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TSequence Diagram</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationTemplate;
  * <em>Message Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTSequenceDiagram()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSourceTargetMessageMapping.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSourceTargetMessageMapping.java
index 988742155e..7f4834b444 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSourceTargetMessageMapping.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TSourceTargetMessageMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TSource Target Message Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Use Domain Element</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTSourceTargetMessageMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TTransformer.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TTransformer.java
index b4538deed2..f2a78d13be 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TTransformer.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/TTransformer.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>TTransformer</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Outputs</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.sequence.template.TemplatePackage#getTTransformer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TAbstractMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TAbstractMappingImpl.java
index e39d9c7093..d8a28eff02 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TAbstractMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TAbstractMappingImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Semantic Candidates Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TAbstractMappingImpl extends TTransformerImpl implements TAbstractMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TBasicMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TBasicMessageMappingImpl.java
index 1523484d58..541e02a74f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TBasicMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TBasicMessageMappingImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TBasicMessageMappingImpl extends TSourceTargetMessageMappingImpl implements TBasicMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalExecutionStyleImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalExecutionStyleImpl.java
index 6daf9f2a78..aa907b8936 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalExecutionStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalExecutionStyleImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TConditionalExecutionStyleImpl extends TTransformerImpl implements TConditionalExecutionStyle {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalLifelineStyleImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalLifelineStyleImpl.java
index fe73549e34..242099a849 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalLifelineStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalLifelineStyleImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TConditionalLifelineStyleImpl extends TTransformerImpl implements TConditionalLifelineStyle {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalMessageStyleImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalMessageStyleImpl.java
index abf3de62e1..accb75545b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalMessageStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TConditionalMessageStyleImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TConditionalMessageStyleImpl extends TTransformerImpl implements TConditionalMessageStyle {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TCreationMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TCreationMessageMappingImpl.java
index 34e2e71d32..1aedbb9e9f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TCreationMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TCreationMessageMappingImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TCreationMessageMappingImpl extends TSourceTargetMessageMappingImpl implements TCreationMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TDestructionMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TDestructionMessageMappingImpl.java
index 2b9b37d282..a3810605b9 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TDestructionMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TDestructionMessageMappingImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TDestructionMessageMappingImpl extends TSourceTargetMessageMappingImpl implements TDestructionMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionMappingImpl.java
index 41683ab4c3..d95e7a9e2b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionMappingImpl.java
@@ -51,7 +51,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Conditional Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TExecutionMappingImpl extends TAbstractMappingImpl implements TExecutionMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionStyleImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionStyleImpl.java
index df0f3b30e2..36a5afabb7 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TExecutionStyleImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TExecutionStyleImpl extends TTransformerImpl implements TExecutionStyle {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineMappingImpl.java
index 37fcbf3ba1..9d90d4062c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineMappingImpl.java
@@ -53,7 +53,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Conditional Life Line Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TLifelineMappingImpl extends TAbstractMappingImpl implements TLifelineMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineStyleImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineStyleImpl.java
index 4bd72d255c..02b599fc82 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TLifelineStyleImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Lifeline Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TLifelineStyleImpl extends TTransformerImpl implements TLifelineStyle {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageExtremityImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageExtremityImpl.java
index 5b8d3d3c05..cb4083e22f 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageExtremityImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageExtremityImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em><b>TMessage Extremity</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class TMessageExtremityImpl extends EObjectImpl implements TMessageExtremity {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageMappingImpl.java
index c480a89f56..e749699522 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageMappingImpl.java
@@ -45,7 +45,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Conditional Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class TMessageMappingImpl extends TAbstractMappingImpl implements TMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageStyleImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageStyleImpl.java
index 52643534a2..b05afacd3b 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TMessageStyleImpl.java
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TMessageStyleImpl extends TTransformerImpl implements TMessageStyle {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TReturnMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TReturnMessageMappingImpl.java
index 69d55ece8c..5342d08f93 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TReturnMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TReturnMessageMappingImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Invocation Message Finder Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TReturnMessageMappingImpl extends TMessageMappingImpl implements TReturnMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSequenceDiagramImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSequenceDiagramImpl.java
index ba001a4c3d..1b0f0a17e8 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSequenceDiagramImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSequenceDiagramImpl.java
@@ -52,7 +52,7 @@ import org.eclipse.sirius.viewpoint.description.impl.RepresentationTemplateImpl;
  * <em>Message Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TSequenceDiagramImpl extends RepresentationTemplateImpl implements TSequenceDiagram {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSourceTargetMessageMappingImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSourceTargetMessageMappingImpl.java
index f240403fab..34b7aa398c 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSourceTargetMessageMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TSourceTargetMessageMappingImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Use Domain Element</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class TSourceTargetMessageMappingImpl extends TMessageMappingImpl implements TSourceTargetMessageMapping {
diff --git a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TTransformerImpl.java b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TTransformerImpl.java
index 8219d4933d..e0c9ed4de0 100644
--- a/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TTransformerImpl.java
+++ b/plugins/org.eclipse.sirius.diagram.sequence/src-gen/org/eclipse/sirius/diagram/sequence/template/impl/TTransformerImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.sequence.template.TemplatePackage;
  * <em>Outputs</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TTransformerImpl extends EObjectImpl implements TTransformer {
diff --git a/plugins/org.eclipse.sirius.diagram.ui/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.diagram.ui/META-INF/MANIFEST.MF
index 7431d8164b..52e2818461 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.diagram.ui/META-INF/MANIFEST.MF
@@ -54,52 +54,52 @@ Export-Package: org.eclipse.sirius.diagram.description.concern.provider;version=
  org.eclipse.sirius.diagram.ui.business.api.query;version="2.0.0",
  org.eclipse.sirius.diagram.ui.business.api.view;version="2.0.0",
  org.eclipse.sirius.diagram.ui.business.api.view.refresh;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.bracket;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.bracket.handles;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.bracket.locators;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.browser;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.dialect;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.dialect.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.dialect.identifier;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.edit.helpers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.image;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.image.refresh;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.migration;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.migration.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.navigation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.operation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.query;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.session;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.sync;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.business.internal.view;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.ui.business.internal.bracket;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.bracket.handles;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.bracket.locators;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.browser;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.dialect;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.dialect.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.dialect.identifier;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.edit.helpers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.image;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.image.refresh;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.migration;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.migration.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.navigation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.operation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.query;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.session;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.sync;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.business.internal.view;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.ui.edit.api.part;version="2.0.0",
- org.eclipse.sirius.diagram.ui.edit.internal.part;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.edit.internal.part.listener;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.edit.internal.validators;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.graphical.edit.internal.policies.validators;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.ui.edit.internal.part;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.edit.internal.part.listener;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.edit.internal.validators;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.graphical.edit.internal.policies.validators;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.ui.graphical.edit.part.specific;version="2.0.0",
  org.eclipse.sirius.diagram.ui.graphical.edit.policies;version="2.0.0",
  org.eclipse.sirius.diagram.ui.graphical.figures;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.edit.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.edit.parts;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.edit.policies;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.edit.policies.canonicals;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.expressions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.operation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.parsers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.preferences;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.providers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.quickfix;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh.borderednode;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh.diagram;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh.edge;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh.factory;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh.layout;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.refresh.listeners;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.sheet;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.internal.view.factories;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.ui.internal.edit.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.edit.parts;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.edit.policies;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.edit.policies.canonicals;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.expressions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.operation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.parsers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.preferences;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.providers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.quickfix;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh.borderednode;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh.diagram;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh.edge;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh.factory;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh.layout;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.refresh.listeners;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.sheet;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.internal.view.factories;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.ui.part;version="2.0.0",
  org.eclipse.sirius.diagram.ui.provider;version="2.0.0",
  org.eclipse.sirius.diagram.ui.tools.api.action;version="2.0.0",
@@ -129,68 +129,68 @@ Export-Package: org.eclipse.sirius.diagram.description.concern.provider;version=
  org.eclipse.sirius.diagram.ui.tools.api.ui.actions;version="2.0.0",
  org.eclipse.sirius.diagram.ui.tools.api.util;version="2.0.0",
  org.eclipse.sirius.diagram.ui.tools.api.wizards.page;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.delete;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.layout;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.pinning;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.refresh;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.repair;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.repair.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.style;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.actions.visibility;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.clipboard;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.commands.emf;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.copier;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.delete;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.dialogs;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.dnd;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.edit.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor.header;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.actions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.contributions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.contributions.expressions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.util;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.figure;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.figure.locator;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.figure.svg;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.figure.util;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.filter;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.find;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.handles;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.part;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.policies;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.styles;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.handler;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.layout;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.layout.data.extension;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.layout.diagram;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.layout.ordering;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.layout.provider;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.layout.semantic;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.marker;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.menu;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.outline;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.palette;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.part;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.preferences;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.print;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.properties;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.properties.filter;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.providers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.providers.decorators;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.resource;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.routers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.testers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.ui;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.util;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.views.outlineview;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.views.providers.filters;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.views.providers.layers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.ui.tools.internal.views.providers.outline;x-internal:=true;version="2.0.0"
+ org.eclipse.sirius.diagram.ui.tools.internal.actions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.delete;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.layout;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.pinning;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.refresh;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.repair;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.repair.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.style;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.actions.visibility;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.clipboard;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.commands.emf;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.copier;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.delete;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.dialogs;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.dnd;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.edit.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor.header;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.actions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.contributions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.contributions.expressions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.editor.tabbar.util;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.figure;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.figure.locator;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.figure.svg;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.figure.util;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.filter;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.find;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.handles;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.part;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.policies;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.graphical.edit.styles;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.handler;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.layout;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.layout.data.extension;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.layout.diagram;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.layout.ordering;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.layout.provider;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.layout.semantic;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.marker;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.menu;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.outline;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.palette;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.part;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.preferences;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.print;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.properties;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.properties.filter;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.providers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.providers.decorators;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.resource;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.routers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.testers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.ui;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.util;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.views.outlineview;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.views.providers.filters;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.views.providers.layers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.ui.tools.internal.views.providers.outline;version="2.0.0";x-internal:=true
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Bundle-ActivationPolicy: lazy
 Import-Package: org.eclipse.sirius.ext.base;version="2.0.0",
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernDescriptionItemProvider.java
index 22d942ae19..b0ed83837f 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class ConcernDescriptionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ConcernDescriptionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernSetItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernSetItemProvider.java
index 4cf5ea90c7..78cef3471e 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernSetItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/concern/provider/ConcernSetItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.concern.ConcernFactory;
 import org.eclipse.sirius.diagram.description.concern.ConcernPackage;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class ConcernSetItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ConcernSetItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/CompositeFilterDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/CompositeFilterDescriptionItemProvider.java
index bff57bf4b1..7de1758725 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/CompositeFilterDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/CompositeFilterDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
 import org.eclipse.sirius.diagram.description.filter.CompositeFilterDescription;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterPackage;
  * 
  * @generated
  */
-public class CompositeFilterDescriptionItemProvider extends FilterDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CompositeFilterDescriptionItemProvider extends FilterDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/FilterDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/FilterDescriptionItemProvider.java
index 1eb2f692e3..92a73e5b3a 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/FilterDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/FilterDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class FilterDescriptionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class FilterDescriptionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/MappingFilterItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/MappingFilterItemProvider.java
index fdd4bbbd66..7dd53e78e4 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/MappingFilterItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/MappingFilterItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.filter.FilterKind;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.filter.MappingFilter;
  * 
  * @generated
  */
-public class MappingFilterItemProvider extends FilterItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class MappingFilterItemProvider extends FilterItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/VariableFilterItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/VariableFilterItemProvider.java
index 6821c48a80..eec7259c78 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/VariableFilterItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/filter/provider/VariableFilterItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.filter.FilterFactory;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.diagram.description.filter.VariableFilter;
  * 
  * @generated
  */
-public class VariableFilterItemProvider extends FilterItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class VariableFilterItemProvider extends FilterItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AbstractNodeMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AbstractNodeMappingItemProvider.java
index adcd208c58..c08db82eba 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AbstractNodeMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AbstractNodeMappingItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.AbstractNodeMapping;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * 
  * @generated
  */
-public class AbstractNodeMappingItemProvider extends DiagramElementMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class AbstractNodeMappingItemProvider extends DiagramElementMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AdditionalLayerItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AdditionalLayerItemProvider.java
index 62c564d69d..3c8806f6d1 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AdditionalLayerItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/AdditionalLayerItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.ui.tools.internal.util.EMFCoreUtil;
  * 
  * @generated
  */
-public class AdditionalLayerItemProvider extends LayerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class AdditionalLayerItemProvider extends LayerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/CompositeLayoutItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/CompositeLayoutItemProvider.java
index 89396e4ee6..4ce8f03c89 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/CompositeLayoutItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/CompositeLayoutItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.CompositeLayout;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class CompositeLayoutItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CompositeLayoutItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalContainerStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalContainerStyleDescriptionItemProvider.java
index 061672a6b3..f08970bd05 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalContainerStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalContainerStyleDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.ConditionalContainerStyleDescription;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.provider.ConditionalStyleDescrip
  * 
  * @generated
  */
-public class ConditionalContainerStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class ConditionalContainerStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalEdgeStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalEdgeStyleDescriptionItemProvider.java
index d788f322c2..7bee879d1f 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalEdgeStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalEdgeStyleDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.ConditionalEdgeStyleDescription;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.provider.ConditionalStyleDescrip
  * 
  * @generated
  */
-public class ConditionalEdgeStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class ConditionalEdgeStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalNodeStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalNodeStyleDescriptionItemProvider.java
index 421d738dc9..17294bf3dd 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalNodeStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ConditionalNodeStyleDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.ResizeKind;
 import org.eclipse.sirius.diagram.description.ConditionalNodeStyleDescription;
@@ -42,8 +37,7 @@ import org.eclipse.sirius.viewpoint.description.provider.ConditionalStyleDescrip
  * 
  * @generated
  */
-public class ConditionalNodeStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class ConditionalNodeStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingImportItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingImportItemProvider.java
index 5b58cfb3ad..b1bd08b3b1 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingImportItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingImportItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * 
  * @generated
  */
-public class ContainerMappingImportItemProvider extends ContainerMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ContainerMappingImportItemProvider extends ContainerMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingItemProvider.java
index 8181003d35..99affb2526 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/ContainerMappingItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.diagram.description.style.StyleFactory;
  * 
  * @generated
  */
-public class ContainerMappingItemProvider extends AbstractNodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ContainerMappingItemProvider extends AbstractNodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramDescriptionItemProvider.java
index 66ee0e8269..bffc1af1c1 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -44,8 +39,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationFactory;
  * 
  * @generated
  */
-public class DiagramDescriptionItemProvider extends DragAndDropTargetDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DiagramDescriptionItemProvider extends DragAndDropTargetDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramElementMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramElementMappingItemProvider.java
index 49014d3541..e906154c1c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramElementMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramElementMappingItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.DiagramElementMapping;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.provider.RepresentationElementMa
  * 
  * @generated
  */
-public class DiagramElementMappingItemProvider extends RepresentationElementMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DiagramElementMappingItemProvider extends RepresentationElementMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramImportDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramImportDescriptionItemProvider.java
index b37c036280..c64c00a734 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramImportDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/DiagramImportDescriptionItemProvider.java
@@ -20,12 +20,7 @@ import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -47,8 +42,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationFactory;
  * 
  * @generated
  */
-public class DiagramImportDescriptionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DiagramImportDescriptionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingImportItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingImportItemProvider.java
index bf97d6e77a..d6b63426fc 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingImportItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingImportItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -41,8 +36,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class EdgeMappingImportItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class EdgeMappingImportItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingItemProvider.java
index 343ab1dac7..a48fc8f946 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/EdgeMappingItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -41,8 +36,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * 
  * @generated
  */
-public class EdgeMappingItemProvider extends DiagramElementMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class EdgeMappingItemProvider extends DiagramElementMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/LayerItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/LayerItemProvider.java
index 94f7941e63..7d1acf69ec 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/LayerItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/LayerItemProvider.java
@@ -22,12 +22,7 @@ import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -51,8 +46,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class LayerItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-IItemPropertySource {
+public class LayerItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/MappingBasedDecorationItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/MappingBasedDecorationItemProvider.java
index ab9e107d1f..4625c5b22e 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/MappingBasedDecorationItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/MappingBasedDecorationItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
 import org.eclipse.sirius.diagram.description.MappingBasedDecoration;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DecorationDescriptionIt
  * 
  * @generated
  */
-public class MappingBasedDecorationItemProvider extends DecorationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class MappingBasedDecorationItemProvider extends DecorationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingImportItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingImportItemProvider.java
index 97a00648ff..336852d1a7 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingImportItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingImportItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * 
  * @generated
  */
-public class NodeMappingImportItemProvider extends NodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NodeMappingImportItemProvider extends NodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingItemProvider.java
index 3f3c5f0f30..dcf058abf4 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/NodeMappingItemProvider.java
@@ -20,12 +20,7 @@ import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
 import org.eclipse.sirius.diagram.ResizeKind;
@@ -43,8 +38,7 @@ import org.eclipse.sirius.diagram.description.style.WorkspaceImageDescription;
  * 
  * @generated
  */
-public class NodeMappingItemProvider extends AbstractNodeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NodeMappingItemProvider extends AbstractNodeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/OrderedTreeLayoutItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/OrderedTreeLayoutItemProvider.java
index 6cd6208cc2..06b1bd0e0e 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/OrderedTreeLayoutItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/provider/OrderedTreeLayoutItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.DescriptionPackage;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class OrderedTreeLayoutItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class OrderedTreeLayoutItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BeginLabelStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BeginLabelStyleDescriptionItemProvider.java
index 2e1916a7cc..a64b99bf1e 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BeginLabelStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BeginLabelStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.style.BeginLabelStyleDescription;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
 import org.eclipse.sirius.viewpoint.description.style.provider.BasicLabelStyleDescriptionItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.style.provider.BasicLabelStyleDe
  * 
  * @generated
  */
-public class BeginLabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class BeginLabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BracketEdgeStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BracketEdgeStyleDescriptionItemProvider.java
index 95766029bd..9add8e867f 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BracketEdgeStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BracketEdgeStyleDescriptionItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.LineStyle;
 import org.eclipse.sirius.diagram.description.style.BracketEdgeStyleDescription;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.diagram.description.style.BracketEdgeStyleDescription;
  * 
  * @generated
  */
-public class BracketEdgeStyleDescriptionItemProvider extends EdgeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class BracketEdgeStyleDescriptionItemProvider extends EdgeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BundledImageDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BundledImageDescriptionItemProvider.java
index 24add6ed89..2f67f6ef2b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BundledImageDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/BundledImageDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class BundledImageDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class BundledImageDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CenterLabelStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CenterLabelStyleDescriptionItemProvider.java
index d099254565..28f5a142e8 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CenterLabelStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CenterLabelStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.style.CenterLabelStyleDescription;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
 import org.eclipse.sirius.viewpoint.description.style.provider.BasicLabelStyleDescriptionItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.style.provider.BasicLabelStyleDe
  * 
  * @generated
  */
-public class CenterLabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CenterLabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ContainerStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ContainerStyleDescriptionItemProvider.java
index 617abe6420..a54b60b7c0 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ContainerStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ContainerStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.style.ContainerStyleDescription;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class ContainerStyleDescriptionItemProvider extends RoundedCornerStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ContainerStyleDescriptionItemProvider extends RoundedCornerStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CustomStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CustomStyleDescriptionItemProvider.java
index 3d97eef714..9054e17ca2 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CustomStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/CustomStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.style.CustomStyleDescription;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class CustomStyleDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CustomStyleDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/DotDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/DotDescriptionItemProvider.java
index 9c3559cab6..7f163c7ac8 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/DotDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/DotDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class DotDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DotDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EllipseNodeDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EllipseNodeDescriptionItemProvider.java
index f0f79d4992..b7a34cad98 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EllipseNodeDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EllipseNodeDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class EllipseNodeDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class EllipseNodeDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EndLabelStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EndLabelStyleDescriptionItemProvider.java
index 7f4da05f1f..fb76c3e977 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EndLabelStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/EndLabelStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.style.EndLabelStyleDescription;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
 import org.eclipse.sirius.viewpoint.description.style.provider.BasicLabelStyleDescriptionItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.style.provider.BasicLabelStyleDe
  * 
  * @generated
  */
-public class EndLabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class EndLabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/FlatContainerStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/FlatContainerStyleDescriptionItemProvider.java
index e588c234fd..1159ec524b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/FlatContainerStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/FlatContainerStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class FlatContainerStyleDescriptionItemProvider extends ContainerStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class FlatContainerStyleDescriptionItemProvider extends ContainerStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/GaugeCompositeStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/GaugeCompositeStyleDescriptionItemProvider.java
index f8ab02d0fa..e117e1e6ea 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/GaugeCompositeStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/GaugeCompositeStyleDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.style.GaugeCompositeStyleDescription;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class GaugeCompositeStyleDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class GaugeCompositeStyleDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/LozengeNodeDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/LozengeNodeDescriptionItemProvider.java
index a46589fb89..7b36db0fd6 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/LozengeNodeDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/LozengeNodeDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class LozengeNodeDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class LozengeNodeDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/NoteDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/NoteDescriptionItemProvider.java
index 300f298407..7c210ea71c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/NoteDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/NoteDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
 import org.eclipse.sirius.diagram.description.style.NoteDescription;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class NoteDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NoteDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ShapeContainerStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ShapeContainerStyleDescriptionItemProvider.java
index 9a7b1ad7ea..561c184682 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ShapeContainerStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/ShapeContainerStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class ShapeContainerStyleDescriptionItemProvider extends ContainerStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ShapeContainerStyleDescriptionItemProvider extends ContainerStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/SquareDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/SquareDescriptionItemProvider.java
index df014000f8..5e0eedf916 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/SquareDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/SquareDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.ColorQuery;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * 
  * @generated
  */
-public class SquareDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SquareDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/WorkspaceImageDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/WorkspaceImageDescriptionItemProvider.java
index 99f2e9baf6..509823105f 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/WorkspaceImageDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/style/provider/WorkspaceImageDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.style.StylePackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.description.style.WorkspaceImageDescription;
  * 
  * @generated
  */
-public class WorkspaceImageDescriptionItemProvider extends NodeStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class WorkspaceImageDescriptionItemProvider extends NodeStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/BehaviorToolItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/BehaviorToolItemProvider.java
index feb182d00d..2445a1bf1c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/BehaviorToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/BehaviorToolItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.BehaviorTool;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractToolDescri
  * 
  * @generated
  */
-public class BehaviorToolItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BehaviorToolItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerCreationDescriptionItemProvider.java
index 54ae176cc7..a2943f9c00 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerCreationDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.ContainerCreationDescription;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class ContainerCreationDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ContainerCreationDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerDropDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerDropDescriptionItemProvider.java
index 933d391273..68bd51796b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerDropDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ContainerDropDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.ContainerDropDescription;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class ContainerDropDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ContainerDropDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateEdgeViewItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateEdgeViewItemProvider.java
index 944b65fa39..ffb1c44981 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateEdgeViewItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateEdgeViewItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.CreateEdgeView;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.diagram.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class CreateEdgeViewItemProvider extends CreateViewItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateEdgeViewItemProvider extends CreateViewItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateViewItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateViewItemProvider.java
index cd01ebcb2d..d499b838b2 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateViewItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/CreateViewItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.CreateView;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.ContainerModelOper
  * 
  * @generated
  */
-public class CreateViewItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateViewItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DeleteElementDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DeleteElementDescriptionItemProvider.java
index 201122b3f7..c2ecf59ab1 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DeleteElementDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DeleteElementDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.DeleteElementDescription;
 import org.eclipse.sirius.diagram.description.tool.ToolPackage;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class DeleteElementDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DeleteElementDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramCreationDescriptionItemProvider.java
index f7fa837c4a..9694acc3ed 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramCreationDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.tool.DiagramCreationDescription;
 import org.eclipse.sirius.diagram.description.tool.ToolPackage;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.RepresentationCrea
  * 
  * @generated
  */
-public class DiagramCreationDescriptionItemProvider extends RepresentationCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class DiagramCreationDescriptionItemProvider extends RepresentationCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramNavigationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramNavigationDescriptionItemProvider.java
index acc04b1b86..4f84ca918c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramNavigationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DiagramNavigationDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.description.tool.DiagramNavigationDescription;
 import org.eclipse.sirius.diagram.description.tool.ToolPackage;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.RepresentationNavi
  * 
  * @generated
  */
-public class DiagramNavigationDescriptionItemProvider extends RepresentationNavigationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class DiagramNavigationDescriptionItemProvider extends RepresentationNavigationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DirectEditLabelItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DirectEditLabelItemProvider.java
index fb42174205..24f01d0548 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DirectEditLabelItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DirectEditLabelItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.DirectEditLabel;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class DirectEditLabelItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DirectEditLabelItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DoubleClickDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DoubleClickDescriptionItemProvider.java
index 57ac85b4b3..7b19f042a1 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DoubleClickDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/DoubleClickDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.DoubleClickDescription;
 import org.eclipse.sirius.diagram.description.tool.ToolFactory;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class DoubleClickDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DoubleClickDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/EdgeCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/EdgeCreationDescriptionItemProvider.java
index 7f1c472b66..1bd081c823 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/EdgeCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/EdgeCreationDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.EdgeCreationDescription;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class EdgeCreationDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class EdgeCreationDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ElementDoubleClickVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ElementDoubleClickVariableItemProvider.java
index 5f0ac139ff..7f16485bcd 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ElementDoubleClickVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ElementDoubleClickVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.ElementDoubleClickVariable;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class ElementDoubleClickVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ElementDoubleClickVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NavigationItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NavigationItemProvider.java
index f158ede7ae..28a13c6b8c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NavigationItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NavigationItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.Navigation;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.ContainerModelOper
  * 
  * @generated
  */
-public class NavigationItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NavigationItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationDescriptionItemProvider.java
index 8192943bd3..bdd5ff1ed3 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.NodeCreationDescription;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class NodeCreationDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class NodeCreationDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationVariableItemProvider.java
index 7e7a3e1ee7..d0ee38ed97 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/NodeCreationVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.NodeCreationVariable;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class NodeCreationVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NodeCreationVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ReconnectEdgeDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ReconnectEdgeDescriptionItemProvider.java
index cf342065a0..ee6eb90771 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ReconnectEdgeDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ReconnectEdgeDescriptionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.ReconnectEdgeDescription;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.MappingBasedToolDe
  * 
  * @generated
  */
-public class ReconnectEdgeDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ReconnectEdgeDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/RequestDescriptionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/RequestDescriptionItemProvider.java
index 9e29947178..3c014b27f4 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/RequestDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/RequestDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractToolDescri
  * 
  * @generated
  */
-public class RequestDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class RequestDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeCreationVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeCreationVariableItemProvider.java
index 346a869fba..f7820669b7 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeCreationVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeCreationVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.SourceEdgeCreationVariable;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class SourceEdgeCreationVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SourceEdgeCreationVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeViewCreationVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeViewCreationVariableItemProvider.java
index ace11b6831..84dc31b114 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeViewCreationVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/SourceEdgeViewCreationVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.SourceEdgeViewCreationVariable;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class SourceEdgeViewCreationVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SourceEdgeViewCreationVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeCreationVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeCreationVariableItemProvider.java
index edd19c5cfc..11abe10a6e 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeCreationVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeCreationVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.TargetEdgeCreationVariable;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class TargetEdgeCreationVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TargetEdgeCreationVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeViewCreationVariableItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeViewCreationVariableItemProvider.java
index c6ca31931d..bc293a5181 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeViewCreationVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/TargetEdgeViewCreationVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.description.tool.TargetEdgeViewCreationVariable;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class TargetEdgeViewCreationVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TargetEdgeViewCreationVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolGroupItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolGroupItemProvider.java
index 4509d2cb43..eac91fedcd 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolGroupItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolGroupItemProvider.java
@@ -22,12 +22,7 @@ import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -47,8 +42,7 @@ import org.eclipse.sirius.viewpoint.description.tool.PopupMenu;
  * 
  * @generated
  */
-public class ToolGroupItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ToolGroupItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolSectionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolSectionItemProvider.java
index f5e04c7790..a20525268b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolSectionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/description/tool/provider/ToolSectionItemProvider.java
@@ -22,12 +22,7 @@ import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -48,8 +43,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class ToolSectionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ToolSectionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BeginLabelStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BeginLabelStyleItemProvider.java
index 74bf7ed005..3b669870d5 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BeginLabelStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BeginLabelStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.BeginLabelStyle;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
 import org.eclipse.sirius.viewpoint.provider.BasicLabelStyleItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.provider.BasicLabelStyleItemProvider;
  * 
  * @generated
  */
-public class BeginLabelStyleItemProvider extends BasicLabelStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BeginLabelStyleItemProvider extends BasicLabelStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BorderedStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BorderedStyleItemProvider.java
index 0db391a612..56f961bf35 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BorderedStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BorderedStyleItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.BorderedStyle;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.provider.StyleItemProvider;
  * 
  * @generated
  */
-public class BorderedStyleItemProvider extends StyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BorderedStyleItemProvider extends StyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BracketEdgeStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BracketEdgeStyleItemProvider.java
index f504fb9e70..94788a30e4 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BracketEdgeStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BracketEdgeStyleItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.BracketEdgeStyle;
 import org.eclipse.sirius.diagram.LineStyle;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.diagram.LineStyle;
  * 
  * @generated
  */
-public class BracketEdgeStyleItemProvider extends EdgeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BracketEdgeStyleItemProvider extends EdgeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BundledImageItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BundledImageItemProvider.java
index ce7b2f6f1d..5ec4c09833 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BundledImageItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/BundledImageItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.BundledImage;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class BundledImageItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BundledImageItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CenterLabelStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CenterLabelStyleItemProvider.java
index c1cef52c4e..68536d136f 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CenterLabelStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CenterLabelStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.CenterLabelStyle;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
 import org.eclipse.sirius.viewpoint.provider.BasicLabelStyleItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.provider.BasicLabelStyleItemProvider;
  * 
  * @generated
  */
-public class CenterLabelStyleItemProvider extends BasicLabelStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CenterLabelStyleItemProvider extends BasicLabelStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ContainerStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ContainerStyleItemProvider.java
index 28f5c69ce8..373175573c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ContainerStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ContainerStyleItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.ContainerStyle;
@@ -41,8 +36,7 @@ import org.eclipse.sirius.viewpoint.provider.LabelStyleItemProvider;
  * 
  * @generated
  */
-public class ContainerStyleItemProvider extends LabelStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ContainerStyleItemProvider extends LabelStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CustomStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CustomStyleItemProvider.java
index 3d680869d8..726d538031 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CustomStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/CustomStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.CustomStyle;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class CustomStyleItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CustomStyleItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementContainerItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementContainerItemProvider.java
index 6cb60ae615..ffbdd22e0b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementContainerItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementContainerItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DDiagramElementContainer;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * 
  * @generated
  */
-public class DDiagramElementContainerItemProvider extends DDiagramElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DDiagramElementContainerItemProvider extends DDiagramElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementItemProvider.java
index 5b3f17fcb0..2ac824bd54 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramElementItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DDiagramElement;
@@ -42,8 +37,7 @@ import org.eclipse.sirius.viewpoint.provider.DRepresentationElementItemProvider;
  * 
  * @generated
  */
-public class DDiagramElementItemProvider extends DRepresentationElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DDiagramElementItemProvider extends DRepresentationElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramItemProvider.java
index 4914dc118b..90e922f8e3 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DDiagramItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DDiagram;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.provider.DRepresentationItemProvider;
  * 
  * @generated
  */
-public class DDiagramItemProvider extends DRepresentationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DDiagramItemProvider extends DRepresentationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DEdgeItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DEdgeItemProvider.java
index 793426a73e..3bd9851d6d 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DEdgeItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DEdgeItemProvider.java
@@ -21,12 +21,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DEdge;
@@ -41,8 +36,7 @@ import org.eclipse.sirius.diagram.ui.business.api.provider.DEdgeLabelItemProvide
  * 
  * @generated
  */
-public class DEdgeItemProvider extends DDiagramElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DEdgeItemProvider extends DDiagramElementItemProvider {
     /**
      * The item provider used to simulate another child for Edge that has label
      * on border.
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeContainerItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeContainerItemProvider.java
index 1786052f63..70e710afc6 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeContainerItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeContainerItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DNodeContainer;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * 
  * @generated
  */
-public class DNodeContainerItemProvider extends DDiagramElementContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DNodeContainerItemProvider extends DDiagramElementContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeItemProvider.java
index d6e72721e1..54be9df411 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeItemProvider.java
@@ -21,12 +21,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DNode;
@@ -41,8 +36,7 @@ import org.eclipse.sirius.diagram.ui.business.api.provider.DNodeLabelItemProvide
  * 
  * @generated
  */
-public class DNodeItemProvider extends DDiagramElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DNodeItemProvider extends DDiagramElementItemProvider {
     /**
      * The item provider used to simulate another child for Node that has label
      * on border.
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListElementItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListElementItemProvider.java
index 3ec62d1fb0..2bf6f255bd 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListElementItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListElementItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DNodeListElement;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * 
  * @generated
  */
-public class DNodeListElementItemProvider extends DDiagramElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DNodeListElementItemProvider extends DDiagramElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListItemProvider.java
index 60d517f394..bbe06b82b1 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DNodeListItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DNodeList;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * 
  * @generated
  */
-public class DNodeListItemProvider extends DDiagramElementContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DNodeListItemProvider extends DDiagramElementContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DSemanticDiagramItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DSemanticDiagramItemProvider.java
index a647d5e324..6dc9245e91 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DSemanticDiagramItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DSemanticDiagramItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.DSemanticDiagram;
 import org.eclipse.sirius.viewpoint.ViewpointPackage;
 
@@ -33,8 +28,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class DSemanticDiagramItemProvider extends DDiagramItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DSemanticDiagramItemProvider extends DDiagramItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DotItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DotItemProvider.java
index 915b7cfd45..a788042151 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DotItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/DotItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -38,7 +33,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class DotItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class DotItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EdgeStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EdgeStyleItemProvider.java
index e013886a3a..7a5364e3cc 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EdgeStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EdgeStyleItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramFactory;
@@ -42,7 +37,7 @@ import org.eclipse.sirius.viewpoint.provider.StyleItemProvider;
  * 
  * @generated
  */
-public class EdgeStyleItemProvider extends StyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class EdgeStyleItemProvider extends StyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EllipseItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EllipseItemProvider.java
index 09fe5fc603..f621f3dc10 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EllipseItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EllipseItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -38,7 +33,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class EllipseItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class EllipseItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EndLabelStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EndLabelStyleItemProvider.java
index 28ba9fd8ba..8166dc606d 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EndLabelStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/EndLabelStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.EndLabelStyle;
 import org.eclipse.sirius.diagram.ui.provider.DiagramUIPlugin;
 import org.eclipse.sirius.viewpoint.provider.BasicLabelStyleItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.provider.BasicLabelStyleItemProvider;
  * 
  * @generated
  */
-public class EndLabelStyleItemProvider extends BasicLabelStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class EndLabelStyleItemProvider extends BasicLabelStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/FlatContainerStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/FlatContainerStyleItemProvider.java
index b3102e760c..96b50c0d7c 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/FlatContainerStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/FlatContainerStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class FlatContainerStyleItemProvider extends ContainerStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class FlatContainerStyleItemProvider extends ContainerStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeCompositeStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeCompositeStyleItemProvider.java
index c21f3c09c1..87466c95b5 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeCompositeStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeCompositeStyleItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramFactory;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class GaugeCompositeStyleItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class GaugeCompositeStyleItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeSectionItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeSectionItemProvider.java
index fb7f555f25..2c74690969 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeSectionItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/GaugeSectionItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.provider.CustomizableItemProvider;
  * 
  * @generated
  */
-public class GaugeSectionItemProvider extends CustomizableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class GaugeSectionItemProvider extends CustomizableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/IndirectlyCollapseFilterItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/IndirectlyCollapseFilterItemProvider.java
index 0a53f68bc1..cf25ce4b45 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/IndirectlyCollapseFilterItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/IndirectlyCollapseFilterItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.diagram.IndirectlyCollapseFilter;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.diagram.IndirectlyCollapseFilter;
  * 
  * @generated
  */
-public class IndirectlyCollapseFilterItemProvider extends CollapseFilterItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class IndirectlyCollapseFilterItemProvider extends CollapseFilterItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/LozengeItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/LozengeItemProvider.java
index 6bcb9462a6..f17dea3d8d 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/LozengeItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/LozengeItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -38,7 +33,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class LozengeItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class LozengeItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NodeStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NodeStyleItemProvider.java
index 9618d56e23..f0d190f34a 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NodeStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NodeStyleItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -41,8 +36,7 @@ import org.eclipse.sirius.viewpoint.provider.LabelStyleItemProvider;
  * 
  * @generated
  */
-public class NodeStyleItemProvider extends LabelStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NodeStyleItemProvider extends LabelStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NoteItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NoteItemProvider.java
index 1b4aaa1251..380dca10f2 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NoteItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/NoteItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
 import org.eclipse.sirius.diagram.Note;
@@ -35,7 +30,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class NoteItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class NoteItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ShapeContainerStyleItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ShapeContainerStyleItemProvider.java
index 95c0c79e2f..5a6b16693b 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ShapeContainerStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/ShapeContainerStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class ShapeContainerStyleItemProvider extends ContainerStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ShapeContainerStyleItemProvider extends ContainerStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/SquareItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/SquareItemProvider.java
index e3dbcf7380..33fcf9fb40 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/SquareItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/SquareItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -38,7 +33,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class SquareItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class SquareItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/WorkspaceImageItemProvider.java b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/WorkspaceImageItemProvider.java
index efff94b17b..f263b25cc6 100644
--- a/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/WorkspaceImageItemProvider.java
+++ b/plugins/org.eclipse.sirius.diagram.ui/src-gen/org/eclipse/sirius/diagram/provider/WorkspaceImageItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.diagram.DiagramPackage;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class WorkspaceImageItemProvider extends NodeStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class WorkspaceImageItemProvider extends NodeStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.diagram/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.diagram/META-INF/MANIFEST.MF
index c394a823aa..5ed16cd5a4 100644
--- a/plugins/org.eclipse.sirius.diagram/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.diagram/META-INF/MANIFEST.MF
@@ -13,11 +13,11 @@ Require-Bundle: com.google.guava;bundle-version="[11.0.2,16.0)",
  org.eclipse.sirius.common;bundle-version="2.0.0",
  org.eclipse.sirius.diagram.layoutdata;bundle-version="2.0.0",
  org.eclipse.sirius.ecore.extender;bundle-version="2.0.0",
- org.eclipse.sirius.ui;visibility:=reexport;bundle-version="2.0.0",
+ org.eclipse.sirius.ui;bundle-version="2.0.0";visibility:=reexport,
  org.eclipse.ui.workbench;bundle-version="3.8.2",
  org.eclipse.core.runtime;bundle-version="3.8.0",
- org.eclipse.emf.ecore;visibility:=reexport;bundle-version="2.8.2",
- org.eclipse.sirius;visibility:=reexport;bundle-version="2.0.0"
+ org.eclipse.emf.ecore;bundle-version="2.8.2";visibility:=reexport,
+ org.eclipse.sirius;bundle-version="2.0.0";visibility:=reexport
 Eclipse-LazyStart: true
 Export-Package: org.eclipse.sirius.diagram;version="2.0.0",
  org.eclipse.sirius.diagram.business.api.componentization;version="2.0.0",
@@ -31,31 +31,31 @@ Export-Package: org.eclipse.sirius.diagram;version="2.0.0",
  org.eclipse.sirius.diagram.business.api.helper.layers;version="2.0.0",
  org.eclipse.sirius.diagram.business.api.query;version="2.0.0",
  org.eclipse.sirius.diagram.business.api.refresh;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.color;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.componentization.mappings;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.componentization.mappings.table;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.componentization.mappings.visitor;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.edit.helpers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.experimental.sync;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.helper.display;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.helper.refresh;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.helper.task;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.helper.task.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.layers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.description.extensions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.description.filter.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.description.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.description.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.description.style.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.description.tool.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.helper;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.metamodel.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.query;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.repair.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.repair.resource;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.repair.resource.session.diagram.data;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.business.internal.sync.visitor;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.business.internal.color;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.componentization.mappings;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.componentization.mappings.table;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.componentization.mappings.visitor;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.edit.helpers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.experimental.sync;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.helper.display;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.helper.refresh;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.helper.task;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.helper.task.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.layers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.description.extensions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.description.filter.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.description.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.description.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.description.style.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.description.tool.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.helper;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.metamodel.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.query;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.repair.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.repair.resource;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.repair.resource.session.diagram.data;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.business.internal.sync.visitor;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.description;version="2.0.0",
  org.eclipse.sirius.diagram.description.concern;version="2.0.0",
  org.eclipse.sirius.diagram.description.concern.impl;version="2.0.0",
@@ -72,19 +72,19 @@ Export-Package: org.eclipse.sirius.diagram;version="2.0.0",
  org.eclipse.sirius.diagram.description.tool.util;version="2.0.0",
  org.eclipse.sirius.diagram.description.util;version="2.0.0",
  org.eclipse.sirius.diagram.impl;version="2.0.0",
- org.eclipse.sirius.diagram.internal.edit.helpers;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.internal.preferences;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.internal.edit.helpers;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.internal.preferences;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.tools.api.command;version="2.0.0",
  org.eclipse.sirius.diagram.tools.api.command.view;version="2.0.0",
  org.eclipse.sirius.diagram.tools.api.preferences;version="2.0.0",
  org.eclipse.sirius.diagram.tools.api.refresh;version="2.0.0",
  org.eclipse.sirius.diagram.tools.api.validation.constraint;version="2.0.0",
- org.eclipse.sirius.diagram.tools.internal.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.tools.internal.command.builders;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.tools.internal.command.reconnect;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.tools.internal.preferences;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.tools.internal.validation.constraints;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.diagram.tools.internal.validation.description.constraints;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.diagram.tools.internal.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.tools.internal.command.builders;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.tools.internal.command.reconnect;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.tools.internal.preferences;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.tools.internal.validation.constraints;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.diagram.tools.internal.validation.description.constraints;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.diagram.util;version="2.0.0"
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Bundle-ActivationPolicy: lazy
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbsoluteBoundsFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbsoluteBoundsFilter.java
index d81e809633..ccd86a3418 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbsoluteBoundsFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbsoluteBoundsFilter.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Absolute Bounds Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Graphical filter to store absolute bounds. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ package org.eclipse.sirius.diagram;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getAbsoluteBoundsFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbstractDNode.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbstractDNode.java
index 64eb5ab590..be9ad56dee 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbstractDNode.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AbstractDNode.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Abstract DNode</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Arrange Constraints</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getAbstractDNode()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AppliedCompositeFilters.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AppliedCompositeFilters.java
index 487061ad56..f3c93fcf8f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AppliedCompositeFilters.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/AppliedCompositeFilters.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.diagram.description.filter.CompositeFilterDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Applied Composite Filters</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Graphical filter listing the active filters applied
  * on a diagram element. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.diagram.description.filter.CompositeFilterDescription;
  * <em>Composite Filter Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getAppliedCompositeFilters()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BeginLabelStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BeginLabelStyle.java
index 96ab37c581..863bfc6afc 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BeginLabelStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BeginLabelStyle.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.style.BasicLabelStyleDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Begin Label Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getBeginLabelStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BorderedStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BorderedStyle.java
index b7710c8761..19d88a8204 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BorderedStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BorderedStyle.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Bordered Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getBorderedStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BracketEdgeStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BracketEdgeStyle.java
index 54fa5eb399..dc33965714 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BracketEdgeStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BracketEdgeStyle.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Bracket Edge Style</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getBracketEdgeStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BundledImage.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BundledImage.java
index 5ce1e57fa5..728aea7c9f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BundledImage.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/BundledImage.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Bundled Image</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The bundled image style allows to use the default
  * images provide by the ViewPoint editor. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <li>{@link org.eclipse.sirius.diagram.BundledImage#getColor <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getBundledImage()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CenterLabelStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CenterLabelStyle.java
index e2b9830db2..026d6203f2 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CenterLabelStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CenterLabelStyle.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.style.BasicLabelStyleDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Center Label Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getCenterLabelStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CollapseFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CollapseFilter.java
index 1120bdaca7..ba95339a48 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CollapseFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CollapseFilter.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Collapse Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ package org.eclipse.sirius.diagram;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getCollapseFilter()
  * @model annotation=
  *        "http://www.eclipse.org/emf/2002/GenModel Documentation='Graphical filter specifying that the owner element has to be collapsed.'"
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ComputedStyleDescriptionRegistry.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ComputedStyleDescriptionRegistry.java
index f379e62178..c23812f8bf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ComputedStyleDescriptionRegistry.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ComputedStyleDescriptionRegistry.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Computed Style Description Registry</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Cache</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getComputedStyleDescriptionRegistry()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ContainerStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ContainerStyle.java
index 9795983e74..a6fd8f6e6b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ContainerStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ContainerStyle.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a container. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getContainerStyle()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CustomStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CustomStyle.java
index efdd517cd2..708bf8f4a4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CustomStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/CustomStyle.java
@@ -14,14 +14,14 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Custom Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
  * <li>{@link org.eclipse.sirius.diagram.CustomStyle#getId <em>Id</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getCustomStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagram.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagram.java
index c9a2c47234..c8e097b348 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagram.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagram.java
@@ -29,12 +29,12 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationRule;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DDiagram</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> ViewPoint is the type of all diagrams in AIR. A
  * viewpoint is composed of nodes, containers and connections. It is owned by an
  * anlysis or by a parent viewpoint. In this last case the viewpoint should be
  * called detailed viewpoint. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -74,7 +74,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationRule;
  * Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDDiagram()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElement.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElement.java
index c807f922d6..b95bcbeb69 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElement.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElement.java
@@ -22,7 +22,7 @@ import org.eclipse.sirius.viewpoint.Decoration;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DDiagram Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.Decoration;
  * <em>Graphical Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDDiagramElement()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElementContainer.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElementContainer.java
index 5497719330..e11c087253 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElementContainer.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DDiagramElementContainer.java
@@ -20,9 +20,9 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DDiagram Element Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The referenced ViewPoint. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDDiagramElementContainer()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DEdge.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DEdge.java
index 30c9c22153..e3018e5faf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DEdge.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DEdge.java
@@ -18,10 +18,10 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DEdge</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A view edge. It is a connection between two
  * EdgeTarget. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * <li>{@link org.eclipse.sirius.diagram.DEdge#getEndLabel <em>End Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDEdge()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNode.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNode.java
index a91afb8b1d..ab6d475fec 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNode.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNode.java
@@ -18,9 +18,9 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DNode</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A node. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Candidates Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDNode()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeContainer.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeContainer.java
index edd0a98458..dd38a94a81 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeContainer.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeContainer.java
@@ -16,9 +16,9 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DNode Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A classic container. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Children Presentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDNodeContainer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeList.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeList.java
index 2721813570..2839872066 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeList.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeList.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DNode List</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A container that shows its contents as a list. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.common.util.EList;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDNodeList()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeListElement.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeListElement.java
index adf2612557..e97e8e1942 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeListElement.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DNodeListElement.java
@@ -18,9 +18,9 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DNode List Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element of a list. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * <em>Candidates Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDNodeListElement()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DSemanticDiagram.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DSemanticDiagram.java
index 7bca86e9f9..937f99b7c5 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DSemanticDiagram.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DSemanticDiagram.java
@@ -16,11 +16,11 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DSemantic Diagram</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A semantic viewpoint is a viewpoint that is
  * rattached to a semantic element. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDSemanticDiagram()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Dot.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Dot.java
index 80238e7502..048fbd5cf4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Dot.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Dot.java
@@ -16,9 +16,9 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Dot</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The dot style. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Stroke Size Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDot()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DragAndDropTarget.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DragAndDropTarget.java
index 43af00426b..0db72e6c9b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DragAndDropTarget.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/DragAndDropTarget.java
@@ -17,11 +17,11 @@ import org.eclipse.sirius.diagram.description.DragAndDropTargetDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Drag And Drop Target</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A DragAndDropTarget is an element that can managed
  * drop requests. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getDragAndDropTarget()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeStyle.java
index c1469c7cc1..a59920785b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeStyle.java
@@ -18,9 +18,9 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edge Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of an edge. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Label Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getEdgeStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeTarget.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeTarget.java
index c6509171e4..821d406da4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeTarget.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EdgeTarget.java
@@ -17,9 +17,9 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edge Target</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The target of a ViewEdge. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * Incoming Edges</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getEdgeTarget()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Ellipse.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Ellipse.java
index 21134b80cd..6b75effdc7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Ellipse.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Ellipse.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Ellipse</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The ellipse style to display a node as an ellipse.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <li>{@link org.eclipse.sirius.diagram.Ellipse#getColor <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getEllipse()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EndLabelStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EndLabelStyle.java
index 1417564609..ae350c5dab 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EndLabelStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/EndLabelStyle.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.style.BasicLabelStyleDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>End Label Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getEndLabelStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableHistory.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableHistory.java
index de502370cb..d4c04c0f06 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableHistory.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableHistory.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Filter Variable History</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Owned Values</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getFilterVariableHistory()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableValue.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableValue.java
index dbbb599229..98b790428c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableValue.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FilterVariableValue.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Filter Variable Value</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterVariable;
  * <em>Model Element</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getFilterVariableValue()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FlatContainerStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FlatContainerStyle.java
index 3a244bab95..2496710f63 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FlatContainerStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FlatContainerStyle.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Flat Container Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Foreground Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getFlatContainerStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingFilter.java
index a0b366aae7..b22f1fb7ce 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingFilter.java
@@ -14,12 +14,12 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Folding Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Graphical filter specifying that the owner element
  * has been folded indirectly because it is accessible from a folded folding
  * point through folable edges. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getFoldingFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingPointFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingPointFilter.java
index 38dcea5666..56295ba64f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingPointFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/FoldingPointFilter.java
@@ -14,12 +14,12 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Folding Point Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Graphical filter specifying that the owner element
  * has been folded explictly. It should itself be visible, but other elements
  * accesible from it through folded edges should not be. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getFoldingPointFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeCompositeStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeCompositeStyle.java
index bf6cb36b9f..610634638d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeCompositeStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeCompositeStyle.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Gauge Composite Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This style groups many GaugeSection. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.common.util.EList;
  * Sections</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getGaugeCompositeStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeSection.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeSection.java
index 6054c8ac74..cb0fb5dc2a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeSection.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GaugeSection.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Gauge Section</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The gauge section represents one gauge of a
  * GaugeCompositeStyle. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * Foreground Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getGaugeSection()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GraphicalFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GraphicalFilter.java
index bfe2df1f3e..1d3b66f08b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GraphicalFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/GraphicalFilter.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Graphical Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A filter that allow to graphically filter the owner
  * DDiagramElement. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getGraphicalFilter()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideFilter.java
index a6a4fe8966..e67e4993b3 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideFilter.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Hide Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Graphical filter specifying that the owner element
  * has to be hidden. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getHideFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideLabelFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideLabelFilter.java
index 7b16f253c4..0896041c7c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideLabelFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/HideLabelFilter.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Hide Label Filter</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getHideLabelFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/IndirectlyCollapseFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/IndirectlyCollapseFilter.java
index be25d5d697..de27049231 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/IndirectlyCollapseFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/IndirectlyCollapseFilter.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Indirectly Collapse Filter</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getIndirectlyCollapseFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Lozenge.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Lozenge.java
index 98b22f1255..91c9484d5a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Lozenge.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Lozenge.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Lozenge</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The lozenge style to display a node as a lozenge.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <li>{@link org.eclipse.sirius.diagram.Lozenge#getColor <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getLozenge()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/NodeStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/NodeStyle.java
index 27c91324a4..22bdf72de5 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/NodeStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/NodeStyle.java
@@ -17,9 +17,9 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Node Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Style of a node. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Label By Default</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getNodeStyle()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Note.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Note.java
index a04aa6bbaf..8d85e2bb7a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Note.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Note.java
@@ -16,14 +16,14 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Note</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
  * <li>{@link org.eclipse.sirius.diagram.Note#getColor <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getNote()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ShapeContainerStyle.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ShapeContainerStyle.java
index 3e5b6a0ad9..9ac9d00d0b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ShapeContainerStyle.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/ShapeContainerStyle.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Shape Container Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getShapeContainerStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Square.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Square.java
index e2fec78c48..34d6c9d9db 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Square.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/Square.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Square</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The square style to display a node as a square. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <li>{@link org.eclipse.sirius.diagram.Square#getColor <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getSquare()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/WorkspaceImage.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/WorkspaceImage.java
index 9758d3934f..ac54983d39 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/WorkspaceImage.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/WorkspaceImage.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.diagram;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Workspace Image</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A custom image that is present in the user
  * workspace. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram;
  * Workspace Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.DiagramPackage#getWorkspaceImage()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AbstractNodeMapping.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AbstractNodeMapping.java
index cd86ac2743..e8778ee2df 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AbstractNodeMapping.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AbstractNodeMapping.java
@@ -20,9 +20,9 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Abstract Node Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An abstract mapping. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Reused Bordered Node Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getAbstractNodeMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AdditionalLayer.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AdditionalLayer.java
index c846b5df05..5945a32aaf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AdditionalLayer.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/AdditionalLayer.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.diagram.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Additional Layer</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.description;
  * <em>Optional</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getAdditionalLayer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/CompositeLayout.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/CompositeLayout.java
index 79e3fe69c7..ad1a892649 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/CompositeLayout.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/CompositeLayout.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.diagram.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Composite Layout</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.diagram.description;
  * <em>Direction</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getCompositeLayout()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalEdgeStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalEdgeStyleDescription.java
index 1f0cbe7ffc..63de94a388 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalEdgeStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalEdgeStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.ConditionalStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Conditional Edge Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.ConditionalStyleDescription;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getConditionalEdgeStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalNodeStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalNodeStyleDescription.java
index 5d373576ea..f03290434d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalNodeStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ConditionalNodeStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.ConditionalStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Conditional Node Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.ConditionalStyleDescription;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getConditionalNodeStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMapping.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMapping.java
index 1bae914edb..d342b552eb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMapping.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMapping.java
@@ -20,10 +20,10 @@ import org.eclipse.sirius.diagram.description.style.ContainerStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A container mapping allows to create containers
  * (ViewNodeContainer or ViewNodeList). <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -55,7 +55,7 @@ import org.eclipse.sirius.diagram.description.style.ContainerStyleDescription;
  * <em>Children Presentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getContainerMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMappingImport.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMappingImport.java
index 321b3e7c3f..44e3597c88 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMappingImport.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/ContainerMappingImport.java
@@ -16,11 +16,11 @@ import org.eclipse.sirius.viewpoint.description.AbstractMappingImport;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Mapping Import</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Ease the reuse of existing mappings. If the feature
  * is not defined in this instance it will re-use the feature value of the
  * imported one. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.AbstractMappingImport;
  * <em>Imported Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getContainerMappingImport()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramDescription.java
index 5ffe947669..ec0a50e3f3 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramDescription.java
@@ -27,9 +27,9 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Diagram Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The description of a diagram. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -112,7 +112,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Enable Popup Bars</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getDiagramDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramElementMapping.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramElementMapping.java
index d3c0c20988..eb8f61480e 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramElementMapping.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramElementMapping.java
@@ -23,10 +23,10 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Diagram Element Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Represent the mapping of a ViewPointElement. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -56,7 +56,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Synchronization Lock</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getDiagramElementMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramExtensionDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramExtensionDescription.java
index 9f34736e94..ebc6657b57 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramExtensionDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramExtensionDescription.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Diagram Extension Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Concerns</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getDiagramExtensionDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramImportDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramImportDescription.java
index 0bb9cdca21..f9e7dd1ae5 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramImportDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DiagramImportDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationImportDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Diagram Import Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationImportDescription;
  * <em>Imported Diagram</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getDiagramImportDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DragAndDropTargetDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DragAndDropTargetDescription.java
index 9d6edbd93d..937709c8f8 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DragAndDropTargetDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/DragAndDropTargetDescription.java
@@ -18,10 +18,10 @@ import org.eclipse.sirius.diagram.description.tool.ContainerDropDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Drag And Drop Target Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A DragAndDropTargetDescription is a Description or
  * Mapping that can have many DropTools <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.description.tool.ContainerDropDescription;
  * <em>Drop Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getDragAndDropTargetDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMapping.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMapping.java
index 4764c6a33f..bb5030b05b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMapping.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMapping.java
@@ -24,10 +24,10 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edge Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An edge mapping allows to create ViewEdge. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -67,7 +67,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Path Node Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getEdgeMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMappingImport.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMappingImport.java
index 7d75ee53b2..2a958cc983 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMappingImport.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/EdgeMappingImport.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.IdentifiedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edge Mapping Import</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.IdentifiedElement;
  * <em>Inherits Ancestor Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getEdgeMappingImport()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/IEdgeMapping.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/IEdgeMapping.java
index 6bf855007d..de1d45fc3f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/IEdgeMapping.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/IEdgeMapping.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.diagram.EdgeStyle;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>IEdge Mapping</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getIEdgeMapping()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layer.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layer.java
index 5752559d09..4be18cf3e3 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layer.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layer.java
@@ -23,7 +23,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Layer</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -55,7 +55,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
  * Customization</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getLayer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layout.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layout.java
index b8df324eaf..9ffe179f68 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layout.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/Layout.java
@@ -16,11 +16,11 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Layout</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The layout entry allow you to choose a predefined
  * existing layout for the arrange all feature <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getLayout()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/MappingBasedDecoration.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/MappingBasedDecoration.java
index 65102a0a1c..ba33fbcfef 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/MappingBasedDecoration.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/MappingBasedDecoration.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.DecorationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Mapping Based Decoration</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A MappingBasedDecoration applies decorations on
  * views that are issued from one or more mappings. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.DecorationDescription;
  * <em>Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getMappingBasedDecoration()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMapping.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMapping.java
index 598fcae136..27cc8dc32c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMapping.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMapping.java
@@ -21,10 +21,10 @@ import org.eclipse.sirius.diagram.description.style.NodeStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Node Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Represents a node mapping. A node mapping allows to
  * create nodes (ViewNode). <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -35,7 +35,7 @@ import org.eclipse.sirius.diagram.description.style.NodeStyleDescription;
  * <em>Conditionnal Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getNodeMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMappingImport.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMappingImport.java
index 449e85041e..bc031703ea 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMappingImport.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/NodeMappingImport.java
@@ -16,11 +16,11 @@ import org.eclipse.sirius.viewpoint.description.AbstractMappingImport;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Node Mapping Import</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Ease the reuse of existing mappings. If the feature
  * is not defined in this instance it will re-use the feature value of the
  * imported one. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.AbstractMappingImport;
  * <em>Imported Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getNodeMappingImport()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/OrderedTreeLayout.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/OrderedTreeLayout.java
index d657728140..ddc66e5753 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/OrderedTreeLayout.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/OrderedTreeLayout.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Ordered Tree Layout</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Node Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.DescriptionPackage#getOrderedTreeLayout()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernDescription.java
index 31c966024b..d90d61e66d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernDescription.java
@@ -21,11 +21,11 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationRule;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Describe a concern. A concern could be seen as an
  * aspect. It allows to enable some filters, validation rules or behaviors in
  * one click. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationRule;
  * <em>Behaviors</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.concern.ConcernPackage#getConcernDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernSet.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernSet.java
index b15545b0c1..3f95bda1f3 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernSet.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/ConcernSet.java
@@ -17,9 +17,9 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Set</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A set of many concerns. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Owned Concern Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.concern.ConcernPackage#getConcernSet()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernDescriptionImpl.java
index 1c929cbc4b..3aa0514c1c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernDescriptionImpl.java
@@ -50,7 +50,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationRule;
  * <em>Behaviors</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ConcernDescriptionImpl extends DocumentedElementImpl implements ConcernDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernSetImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernSetImpl.java
index bcb6b20875..4f0cb49c82 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernSetImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/concern/impl/ConcernSetImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DocumentedElementImpl;
  * <em>Owned Concern Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ConcernSetImpl extends DocumentedElementImpl implements ConcernSet {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/CompositeFilterDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/CompositeFilterDescription.java
index 502a44f8f1..e2053fe39d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/CompositeFilterDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/CompositeFilterDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Composite Filter Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A composite filter description. <!-- end-model-doc
  * -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.filter.FilterPackage#getCompositeFilterDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/Filter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/Filter.java
index e8948031d0..70a38ecf24 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/Filter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/Filter.java
@@ -17,9 +17,9 @@ import org.eclipse.sirius.diagram.DDiagramElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A filter. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.diagram.DDiagramElement;
  * <em>Filter Kind</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.filter.FilterPackage#getFilter()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterDescription.java
index b777cdf694..ab474238e2 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterDescription.java
@@ -18,11 +18,11 @@ import org.eclipse.sirius.viewpoint.description.IdentifiedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Describe a filter. A filter allows to hide some
  * elements. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.filter.FilterPackage#getFilterDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterVariable.java
index 6f4b2f6f24..c0774a516a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/FilterVariable.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.SelectionDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Variable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.SelectionDescription;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.filter.FilterPackage#getFilterVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/MappingFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/MappingFilter.java
index e735a7b43b..476a20a19c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/MappingFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/MappingFilter.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.diagram.description.DiagramElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Mapping Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A filter that filters mappings. <!-- end-model-doc
  * -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -35,7 +35,7 @@ import org.eclipse.sirius.diagram.description.DiagramElementMapping;
  * <em>View Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.filter.FilterPackage#getMappingFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/VariableFilter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/VariableFilter.java
index 7ef224f160..fe40f4a78a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/VariableFilter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/VariableFilter.java
@@ -18,12 +18,12 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Variable Filter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A filter that filters viewpoint elements considering
  * an expression and some variables defined by the user.
  * 
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -35,7 +35,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Semantic Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.filter.FilterPackage#getVariableFilter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/CompositeFilterDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/CompositeFilterDescriptionImpl.java
index b678945f62..1978b70e39 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/CompositeFilterDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/CompositeFilterDescriptionImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterPackage;
  * <em>Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CompositeFilterDescriptionImpl extends FilterDescriptionImpl implements CompositeFilterDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterDescriptionImpl.java
index 45b8289b2d..af61b9badf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterDescriptionImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DocumentedElementImpl;
  * <em>Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class FilterDescriptionImpl extends DocumentedElementImpl implements FilterDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterImpl.java
index 45d388ebde..e7778fda70 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterPackage;
  * <em>Filter Kind</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class FilterImpl extends EObjectImpl implements Filter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterVariableImpl.java
index 8ad7436c8f..9dfa458814 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/FilterVariableImpl.java
@@ -47,7 +47,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterVariable;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FilterVariableImpl extends EObjectImpl implements FilterVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/MappingFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/MappingFilterImpl.java
index e6a8e69481..1cd0a46547 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/MappingFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/MappingFilterImpl.java
@@ -39,7 +39,7 @@ import org.eclipse.sirius.diagram.description.filter.MappingFilter;
  * <em>View Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MappingFilterImpl extends FilterImpl implements MappingFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/VariableFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/VariableFilterImpl.java
index f9bdd7413f..2f85437564 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/VariableFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/filter/impl/VariableFilterImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.diagram.description.filter.VariableFilter;
  * <em>Semantic Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class VariableFilterImpl extends FilterImpl implements VariableFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AbstractNodeMappingImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AbstractNodeMappingImpl.java
index 3c271aec78..0e052e890f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AbstractNodeMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AbstractNodeMappingImpl.java
@@ -50,7 +50,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Reused Bordered Node Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class AbstractNodeMappingImpl extends DiagramElementMappingImpl implements AbstractNodeMapping {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AdditionalLayerImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AdditionalLayerImpl.java
index 942ffb5b25..7713ea1148 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AdditionalLayerImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/AdditionalLayerImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.description.DescriptionPackage;
  * <em>Optional</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class AdditionalLayerImpl extends LayerImpl implements AdditionalLayer {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/CompositeLayoutImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/CompositeLayoutImpl.java
index bdbe6e4879..b9a5e31640 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/CompositeLayoutImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/CompositeLayoutImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DocumentedElementImpl;
  * <em>Direction</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CompositeLayoutImpl extends DocumentedElementImpl implements CompositeLayout {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalEdgeStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalEdgeStyleDescriptionImpl.java
index af7b96c663..2a833a1326 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalEdgeStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalEdgeStyleDescriptionImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.impl.ConditionalStyleDescription
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ConditionalEdgeStyleDescriptionImpl extends ConditionalStyleDescriptionImpl implements ConditionalEdgeStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalNodeStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalNodeStyleDescriptionImpl.java
index 11d1aa9870..7dda5ae7bb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalNodeStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ConditionalNodeStyleDescriptionImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.impl.ConditionalStyleDescription
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ConditionalNodeStyleDescriptionImpl extends ConditionalStyleDescriptionImpl implements ConditionalNodeStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImpl.java
index 604cfd2354..7b82882e57 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImpl.java
@@ -71,7 +71,7 @@ import org.eclipse.sirius.diagram.description.tool.ContainerDropDescription;
  * <em>Children Presentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContainerMappingImpl extends AbstractNodeMappingImpl implements ContainerMapping {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImportImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImportImpl.java
index c061f89a84..6367fce3bf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImportImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/ContainerMappingImportImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.AbstractMappingImport;
  * <em>Imported Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContainerMappingImportImpl extends ContainerMappingImpl implements ContainerMappingImport {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramDescriptionImpl.java
index 1a0a8fd37b..4b9d1a6ebf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramDescriptionImpl.java
@@ -162,7 +162,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Enable Popup Bars</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DiagramDescriptionImpl extends DragAndDropTargetDescriptionImpl implements DiagramDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramElementMappingImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramElementMappingImpl.java
index d036ad9614..8fd381a814 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramElementMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramElementMappingImpl.java
@@ -67,7 +67,7 @@ import org.eclipse.sirius.viewpoint.description.tool.PasteDescription;
  * <em>Synchronization Lock</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DiagramElementMappingImpl extends RepresentationElementMappingImpl implements DiagramElementMapping {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramExtensionDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramExtensionDescriptionImpl.java
index 3dec5d9f81..8741256d11 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramExtensionDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramExtensionDescriptionImpl.java
@@ -59,7 +59,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Concerns</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DiagramExtensionDescriptionImpl extends EObjectImpl implements DiagramExtensionDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramImportDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramImportDescriptionImpl.java
index 56bd754520..910a0f1550 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramImportDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DiagramImportDescriptionImpl.java
@@ -167,7 +167,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Imported Diagram</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DiagramImportDescriptionImpl extends DocumentedElementImpl implements DiagramImportDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DragAndDropTargetDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DragAndDropTargetDescriptionImpl.java
index 81a68ec70b..60fc215ad4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DragAndDropTargetDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/DragAndDropTargetDescriptionImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.description.tool.ContainerDropDescription;
  * <em>Drop Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DragAndDropTargetDescriptionImpl extends EObjectImpl implements DragAndDropTargetDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImpl.java
index 980ec97a14..d9ace20e69 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImpl.java
@@ -84,7 +84,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Path Node Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EdgeMappingImpl extends DiagramElementMappingImpl implements EdgeMapping {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImportImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImportImpl.java
index bf990e7555..f518652333 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImportImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/EdgeMappingImportImpl.java
@@ -53,7 +53,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DocumentedElementImpl;
  * <em>Inherits Ancestor Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EdgeMappingImportImpl extends DocumentedElementImpl implements EdgeMappingImport {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/LayerImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/LayerImpl.java
index fba30ac251..287ce073a6 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/LayerImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/LayerImpl.java
@@ -86,7 +86,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
  * <em>Customization</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LayerImpl extends DocumentedElementImpl implements Layer {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/MappingBasedDecorationImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/MappingBasedDecorationImpl.java
index 968678e606..fa4ef4707f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/MappingBasedDecorationImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/MappingBasedDecorationImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DecorationDescriptionImpl;
  * <em>Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MappingBasedDecorationImpl extends DecorationDescriptionImpl implements MappingBasedDecoration {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImpl.java
index 372adbc718..5f14b8e793 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImpl.java
@@ -50,7 +50,7 @@ import org.eclipse.sirius.diagram.description.tool.ContainerDropDescription;
  * <em>Conditionnal Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NodeMappingImpl extends AbstractNodeMappingImpl implements NodeMapping {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImportImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImportImpl.java
index 96a081f97f..86dff674e4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImportImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/NodeMappingImportImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.AbstractMappingImport;
  * <em>Imported Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NodeMappingImportImpl extends NodeMappingImpl implements NodeMappingImport {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/OrderedTreeLayoutImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/OrderedTreeLayoutImpl.java
index 4bdfbdb928..56ef041e36 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/OrderedTreeLayoutImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/impl/OrderedTreeLayoutImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DocumentedElementImpl;
  * <em>Node Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class OrderedTreeLayoutImpl extends DocumentedElementImpl implements OrderedTreeLayout {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BeginLabelStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BeginLabelStyleDescription.java
index a7e879237e..e701d55573 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BeginLabelStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BeginLabelStyleDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.style.BasicLabelStyleDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Begin Label Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a begin label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getBeginLabelStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BorderedStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BorderedStyleDescription.java
index e60831384f..8ca0048ea2 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BorderedStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BorderedStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Bordered Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Border Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getBorderedStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BracketEdgeStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BracketEdgeStyleDescription.java
index 44ef3655fa..e08090fd1a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BracketEdgeStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BracketEdgeStyleDescription.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.diagram.description.style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Bracket Edge Style Description</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getBracketEdgeStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BundledImageDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BundledImageDescription.java
index d0e72706d6..bc61995099 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BundledImageDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/BundledImageDescription.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Bundled Image Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The bundled image style allows to use the default
  * images provide by the Viewpoint editor. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getBundledImageDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CenterLabelStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CenterLabelStyleDescription.java
index cc606bc280..2a0a20691a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CenterLabelStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CenterLabelStyleDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.style.BasicLabelStyleDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Center Label Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a center label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getCenterLabelStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ContainerStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ContainerStyleDescription.java
index 6ddf755128..6f65f2fbfd 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ContainerStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ContainerStyleDescription.java
@@ -17,9 +17,9 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a container. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
  * <em>Rounded Corner</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getContainerStyleDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CustomStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CustomStyleDescription.java
index 2258daff43..3a086fb104 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CustomStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/CustomStyleDescription.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.diagram.description.style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Custom Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ package org.eclipse.sirius.diagram.description.style;
  * <em>Id</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getCustomStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/DotDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/DotDescription.java
index be9750e60a..76537a7e12 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/DotDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/DotDescription.java
@@ -16,9 +16,9 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Dot Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The dot style. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Stroke Size Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getDotDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EdgeStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EdgeStyleDescription.java
index e8952e16ce..57975f30c1 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EdgeStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EdgeStyleDescription.java
@@ -21,9 +21,9 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edge Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of an edge. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -59,7 +59,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>End Label Style Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getEdgeStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EllipseNodeDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EllipseNodeDescription.java
index 264ee65d72..ae549c57dd 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EllipseNodeDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EllipseNodeDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Ellipse Node Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The ellipse style to display a node as an ellipse.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Vertical Diameter Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getEllipseNodeDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EndLabelStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EndLabelStyleDescription.java
index c230fa2be2..b229bccd0c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EndLabelStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/EndLabelStyleDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.style.BasicLabelStyleDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>End Label Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a end label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getEndLabelStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/FlatContainerStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/FlatContainerStyleDescription.java
index c780db2515..46bf58ae0b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/FlatContainerStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/FlatContainerStyleDescription.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.style.LabelBorderStyleDescriptio
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Flat Container Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.style.LabelBorderStyleDescriptio
  * <em>Label Border Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getFlatContainerStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeCompositeStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeCompositeStyleDescription.java
index 70f2aa466f..f351afdb21 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeCompositeStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeCompositeStyleDescription.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.diagram.AlignmentKind;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Gauge Composite Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This style groups many GaugeSection. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.AlignmentKind;
  * <em>Sections</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getGaugeCompositeStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeSectionDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeSectionDescription.java
index 791057b78a..8e5610eaf2 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeSectionDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/GaugeSectionDescription.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Gauge Section Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The gauge section represents one gauge of a
  * GaugeCompositeStyle. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -44,7 +44,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getGaugeSectionDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/LozengeNodeDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/LozengeNodeDescription.java
index 916596cc7a..84878289e5 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/LozengeNodeDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/LozengeNodeDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Lozenge Node Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The lozenge style to display a node as a lozenge.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getLozengeNodeDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NodeStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NodeStyleDescription.java
index 39bcda67aa..b5709c04ae 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NodeStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NodeStyleDescription.java
@@ -20,9 +20,9 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Node Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Style of a node. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
  * <em>Resize Kind</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getNodeStyleDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NoteDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NoteDescription.java
index d7e0c6f4fd..d621eb718d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NoteDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/NoteDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Note Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getNoteDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/RoundedCornerStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/RoundedCornerStyleDescription.java
index 40eb6f3fa8..c4b89c1298 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/RoundedCornerStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/RoundedCornerStyleDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Rounded Corner Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Arc Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getRoundedCornerStyleDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ShapeContainerStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ShapeContainerStyleDescription.java
index e7480801e1..0b48a5f201 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ShapeContainerStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/ShapeContainerStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Shape Container Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getShapeContainerStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SizeComputationContainerStyleDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SizeComputationContainerStyleDescription.java
index d7dca0f552..d35e15cba6 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SizeComputationContainerStyleDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SizeComputationContainerStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Size Computation Container Style Description</b></em>'. <!--
  * end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Height Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getSizeComputationContainerStyleDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SquareDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SquareDescription.java
index 6e74cc9a89..afcc6147d7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SquareDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/SquareDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Square Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The square style to display a node as a square. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getSquareDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/WorkspaceImageDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/WorkspaceImageDescription.java
index e92c6eb8d5..58dcb9bd68 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/WorkspaceImageDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/WorkspaceImageDescription.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.diagram.description.style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Workspace Image Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A custom image that is present in the user
  * workspace. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.diagram.description.style;
  * <em>Workspace Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.style.StylePackage#getWorkspaceImageDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BeginLabelStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BeginLabelStyleDescriptionImpl.java
index 80a24354c5..ee93396101 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BeginLabelStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BeginLabelStyleDescriptionImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.viewpoint.description.style.impl.BasicLabelStyleDescri
  * <em><b>Begin Label Style Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class BeginLabelStyleDescriptionImpl extends BasicLabelStyleDescriptionImpl implements BeginLabelStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BorderedStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BorderedStyleDescriptionImpl.java
index 97781ede86..4c7fde6a7b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BorderedStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BorderedStyleDescriptionImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Border Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BorderedStyleDescriptionImpl extends EObjectImpl implements BorderedStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BracketEdgeStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BracketEdgeStyleDescriptionImpl.java
index 00597fb979..3093aed6ce 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BracketEdgeStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BracketEdgeStyleDescriptionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * <em><b>Bracket Edge Style Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class BracketEdgeStyleDescriptionImpl extends EdgeStyleDescriptionImpl implements BracketEdgeStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BundledImageDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BundledImageDescriptionImpl.java
index 06da12d53a..5e3b5d500b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BundledImageDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/BundledImageDescriptionImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BundledImageDescriptionImpl extends NodeStyleDescriptionImpl implements BundledImageDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CenterLabelStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CenterLabelStyleDescriptionImpl.java
index fe4161da35..38377ca57d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CenterLabelStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CenterLabelStyleDescriptionImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.viewpoint.description.style.impl.BasicLabelStyleDescri
  * <em><b>Center Label Style Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class CenterLabelStyleDescriptionImpl extends BasicLabelStyleDescriptionImpl implements CenterLabelStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ContainerStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ContainerStyleDescriptionImpl.java
index 208c9e2d1a..4f04d58f6d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ContainerStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ContainerStyleDescriptionImpl.java
@@ -66,7 +66,7 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
  * <em>Rounded Corner</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ContainerStyleDescriptionImpl extends RoundedCornerStyleDescriptionImpl implements ContainerStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CustomStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CustomStyleDescriptionImpl.java
index 797b1b4a1e..3625c68d90 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CustomStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/CustomStyleDescriptionImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * <em>Id</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CustomStyleDescriptionImpl extends NodeStyleDescriptionImpl implements CustomStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/DotDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/DotDescriptionImpl.java
index b7d09b65a7..c0b7422546 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/DotDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/DotDescriptionImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Stroke Size Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DotDescriptionImpl extends NodeStyleDescriptionImpl implements DotDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EdgeStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EdgeStyleDescriptionImpl.java
index dd668299be..4c2ff0c286 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EdgeStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EdgeStyleDescriptionImpl.java
@@ -66,7 +66,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>End Label Style Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EdgeStyleDescriptionImpl extends EObjectImpl implements EdgeStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EllipseNodeDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EllipseNodeDescriptionImpl.java
index f91c46fe71..17983f5d17 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EllipseNodeDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EllipseNodeDescriptionImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Vertical Diameter Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EllipseNodeDescriptionImpl extends NodeStyleDescriptionImpl implements EllipseNodeDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EndLabelStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EndLabelStyleDescriptionImpl.java
index 3b0dfaa801..ba68810740 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EndLabelStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/EndLabelStyleDescriptionImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.viewpoint.description.style.impl.BasicLabelStyleDescri
  * <em><b>End Label Style Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class EndLabelStyleDescriptionImpl extends BasicLabelStyleDescriptionImpl implements EndLabelStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/FlatContainerStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/FlatContainerStyleDescriptionImpl.java
index b288053288..24bff512ce 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/FlatContainerStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/FlatContainerStyleDescriptionImpl.java
@@ -48,7 +48,7 @@ import org.eclipse.sirius.viewpoint.description.style.LabelBorderStyleDescriptio
  * <em>Label Border Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FlatContainerStyleDescriptionImpl extends ContainerStyleDescriptionImpl implements FlatContainerStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeCompositeStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeCompositeStyleDescriptionImpl.java
index 0e794206ae..5d9bfb4dcd 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeCompositeStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeCompositeStyleDescriptionImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * <em>Sections</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class GaugeCompositeStyleDescriptionImpl extends NodeStyleDescriptionImpl implements GaugeCompositeStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeSectionDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeSectionDescriptionImpl.java
index f5f8190ba7..e65fa03a03 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeSectionDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/GaugeSectionDescriptionImpl.java
@@ -46,7 +46,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class GaugeSectionDescriptionImpl extends EObjectImpl implements GaugeSectionDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/LozengeNodeDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/LozengeNodeDescriptionImpl.java
index c544c7ebff..ccb17fe7ce 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/LozengeNodeDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/LozengeNodeDescriptionImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LozengeNodeDescriptionImpl extends NodeStyleDescriptionImpl implements LozengeNodeDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NodeStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NodeStyleDescriptionImpl.java
index 34825f97a0..a49599ad80 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NodeStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NodeStyleDescriptionImpl.java
@@ -78,7 +78,7 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
  * <em>Resize Kind</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class NodeStyleDescriptionImpl extends EObjectImpl implements NodeStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NoteDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NoteDescriptionImpl.java
index 5bf1903dfa..4caf929e20 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NoteDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/NoteDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NoteDescriptionImpl extends NodeStyleDescriptionImpl implements NoteDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/RoundedCornerStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/RoundedCornerStyleDescriptionImpl.java
index 9d89de8462..897cdc104a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/RoundedCornerStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/RoundedCornerStyleDescriptionImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * <em>Arc Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class RoundedCornerStyleDescriptionImpl extends EObjectImpl implements RoundedCornerStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ShapeContainerStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ShapeContainerStyleDescriptionImpl.java
index 015c8979cc..92e6c870d1 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ShapeContainerStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/ShapeContainerStyleDescriptionImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ShapeContainerStyleDescriptionImpl extends ContainerStyleDescriptionImpl implements ShapeContainerStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SizeComputationContainerStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SizeComputationContainerStyleDescriptionImpl.java
index 87aa789eca..acf2b8a6c7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SizeComputationContainerStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SizeComputationContainerStyleDescriptionImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.diagram.description.style.StylePackage;
  * <em>Height Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class SizeComputationContainerStyleDescriptionImpl extends EObjectImpl implements SizeComputationContainerStyleDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SquareDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SquareDescriptionImpl.java
index 25304b573f..41e86843c5 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SquareDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/SquareDescriptionImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SquareDescriptionImpl extends NodeStyleDescriptionImpl implements SquareDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/WorkspaceImageDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/WorkspaceImageDescriptionImpl.java
index d10de368b0..febaab0f23 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/WorkspaceImageDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/style/impl/WorkspaceImageDescriptionImpl.java
@@ -39,7 +39,7 @@ import org.eclipse.sirius.diagram.description.style.WorkspaceImageDescription;
  * <em>Workspace Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class WorkspaceImageDescriptionImpl extends NodeStyleDescriptionImpl implements WorkspaceImageDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/BehaviorTool.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/BehaviorTool.java
index 1c603f818b..e8285db71c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/BehaviorTool.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/BehaviorTool.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Behavior Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A tool that can be launched by the user. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getBehaviorTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerCreationDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerCreationDescription.java
index 3d0248d364..6bdde2af28 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerCreationDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerCreationDescription.java
@@ -21,10 +21,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool to create a Container (ViewNodeContainer or
  * ViewNodeList). <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -48,7 +48,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Extra Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getContainerCreationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerDropDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerDropDescription.java
index 083d600f9d..3abe8286fb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerDropDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ContainerDropDescription.java
@@ -26,10 +26,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Drop Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool that describes a Drag & Drop operation. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -59,7 +59,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Move Edges</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getContainerDropDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateEdgeView.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateEdgeView.java
index d1990db231..6c5b9fe874 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateEdgeView.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateEdgeView.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.diagram.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Edge View</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.diagram.description.tool;
  * <em>Target Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getCreateEdgeView()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateView.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateView.java
index 97200d0ce2..ff254c07f6 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateView.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/CreateView.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.tool.ContainerModelOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create View</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This operation allows to create a view. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ContainerModelOperation;
  * <em>Variable Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getCreateView()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteElementDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteElementDescription.java
index cacec11ef8..0f43a64931 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteElementDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteElementDescription.java
@@ -21,10 +21,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete Element Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool that describes how to delete a
  * ViewPointElement. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Hook</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDeleteElementDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHook.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHook.java
index 46cc161104..bdd1b61b87 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHook.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHook.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete Hook</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Parameters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDeleteHook()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHookParameter.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHookParameter.java
index 01f1c55c13..761a1656c5 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHookParameter.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DeleteHookParameter.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete Hook Parameter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDeleteHookParameter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramCreationDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramCreationDescription.java
index 944cf7ba61..a9f5f67716 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramCreationDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramCreationDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescr
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Diagram Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescr
  * <em>Diagram Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDiagramCreationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramNavigationDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramNavigationDescription.java
index 91a8a3b995..c9e2d3cefb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramNavigationDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DiagramNavigationDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Diagram Navigation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Diagram Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDiagramNavigationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DirectEditLabel.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DirectEditLabel.java
index d69721e912..6627e80c4c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DirectEditLabel.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DirectEditLabel.java
@@ -20,10 +20,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Direct Edit Label</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A tool that allows to edit the label of a
  * ViewPointElement. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -38,7 +38,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Input Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDirectEditLabel()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DoubleClickDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DoubleClickDescription.java
index 8c9669baec..b479c316d7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DoubleClickDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/DoubleClickDescription.java
@@ -19,10 +19,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Double Click Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool that describes double click behaviour. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getDoubleClickDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/EdgeCreationDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/EdgeCreationDescription.java
index 2bdc8b9553..5a39ae89a3 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/EdgeCreationDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/EdgeCreationDescription.java
@@ -22,10 +22,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edge Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tools to create a ViewEdge it appears in the
  * palette. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -61,7 +61,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Connection Start Precondition</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getEdgeCreationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ElementDoubleClickVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ElementDoubleClickVariable.java
index 1b47b8a2b4..c33b1c3675 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ElementDoubleClickVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ElementDoubleClickVariable.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element Double Click Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getElementDoubleClickVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/Navigation.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/Navigation.java
index 9525bf91bb..f619a4a743 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/Navigation.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/Navigation.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.tool.ContainerModelOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Navigation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Open or create a representation for the element.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ContainerModelOperation;
  * <em>Diagram Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getNavigation()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationDescription.java
index 5f9ebc7745..0bc57e6d3c 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationDescription.java
@@ -21,10 +21,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Node Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool to create a ViewNode. It appears in the
  * palette. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -48,7 +48,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Extra Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getNodeCreationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationVariable.java
index c8db2f17eb..f7d7b802cb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/NodeCreationVariable.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Node Creation Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getNodeCreationVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ReconnectEdgeDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ReconnectEdgeDescription.java
index 7d9344d7df..3ef55a69b8 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ReconnectEdgeDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ReconnectEdgeDescription.java
@@ -20,10 +20,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Reconnect Edge Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A tool that describes how to reconnect a ViewEdge.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -53,7 +53,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Edge View</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getReconnectEdgeDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/RequestDescription.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/RequestDescription.java
index f74d55bae7..499465fbc4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/RequestDescription.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/RequestDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Request Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
  * <em>Type</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getRequestDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeCreationVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeCreationVariable.java
index c20b68a751..2c9341068d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeCreationVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeCreationVariable.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Source Edge Creation Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getSourceEdgeCreationVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeViewCreationVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeViewCreationVariable.java
index 3b19ecf4b0..2ab80f83d7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeViewCreationVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/SourceEdgeViewCreationVariable.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Source Edge View Creation Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getSourceEdgeViewCreationVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeCreationVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeCreationVariable.java
index 6f9cb58b0d..fa3f3d5709 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeCreationVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeCreationVariable.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Target Edge Creation Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getTargetEdgeCreationVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeViewCreationVariable.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeViewCreationVariable.java
index 3c5a48e743..2e7b7ae772 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeViewCreationVariable.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/TargetEdgeViewCreationVariable.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Target Edge View Creation Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getTargetEdgeViewCreationVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroup.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroup.java
index ef3507aeaf..3aee7a828a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroup.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroup.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Group</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
  * <em>Tools</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getToolGroup()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroupExtension.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroupExtension.java
index c05d2e1333..62fc255441 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroupExtension.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolGroupExtension.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Group Extension</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
  * <em>Tools</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getToolGroupExtension()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolSection.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolSection.java
index f5c532ce64..4a2b24361d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolSection.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/ToolSection.java
@@ -20,10 +20,10 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Section</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A tool section enclosed some tools. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -46,7 +46,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
  * <em>Group Extensions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.diagram.description.tool.ToolPackage#getToolSection()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/BehaviorToolImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/BehaviorToolImpl.java
index a21bb708cd..6083f0777b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/BehaviorToolImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/BehaviorToolImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BehaviorToolImpl extends AbstractToolDescriptionImpl implements BehaviorTool {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerCreationDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerCreationDescriptionImpl.java
index 12e02a1c24..2ab60baefa 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerCreationDescriptionImpl.java
@@ -55,7 +55,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Extra Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContainerCreationDescriptionImpl extends MappingBasedToolDescriptionImpl implements ContainerCreationDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerDropDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerDropDescriptionImpl.java
index 166e1e6eff..8656d78e5f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerDropDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ContainerDropDescriptionImpl.java
@@ -65,7 +65,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Move Edges</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContainerDropDescriptionImpl extends MappingBasedToolDescriptionImpl implements ContainerDropDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateEdgeViewImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateEdgeViewImpl.java
index dc80ef4904..b560ce6f0b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateEdgeViewImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateEdgeViewImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.diagram.description.tool.ToolPackage;
  * <em>Target Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateEdgeViewImpl extends CreateViewImpl implements CreateEdgeView {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateViewImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateViewImpl.java
index e8d742ce3e..af5688c686 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateViewImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/CreateViewImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.ContainerModelOperatio
  * <em>Variable Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateViewImpl extends ContainerModelOperationImpl implements CreateView {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteElementDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteElementDescriptionImpl.java
index 2835fee1e4..bb89a99f62 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteElementDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteElementDescriptionImpl.java
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Hook</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DeleteElementDescriptionImpl extends MappingBasedToolDescriptionImpl implements DeleteElementDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookImpl.java
index d5addd7955..6a022c2ecb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.diagram.description.tool.ToolPackage;
  * <em>Parameters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DeleteHookImpl extends EObjectImpl implements DeleteHook {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookParameterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookParameterImpl.java
index a4b0292c18..59f7152966 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookParameterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DeleteHookParameterImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.description.tool.ToolPackage;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DeleteHookParameterImpl extends EObjectImpl implements DeleteHookParameter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramCreationDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramCreationDescriptionImpl.java
index 1dcc4cd3c6..f2e809d286 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramCreationDescriptionImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.RepresentationCreation
  * <em>Diagram Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DiagramCreationDescriptionImpl extends RepresentationCreationDescriptionImpl implements DiagramCreationDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramNavigationDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramNavigationDescriptionImpl.java
index 8680bdecfe..deb1845cb9 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramNavigationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DiagramNavigationDescriptionImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.RepresentationNavigati
  * <em>Diagram Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DiagramNavigationDescriptionImpl extends RepresentationNavigationDescriptionImpl implements DiagramNavigationDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DirectEditLabelImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DirectEditLabelImpl.java
index 0ad16d4319..984d81c0fa 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DirectEditLabelImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DirectEditLabelImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Input Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DirectEditLabelImpl extends MappingBasedToolDescriptionImpl implements DirectEditLabel {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DoubleClickDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DoubleClickDescriptionImpl.java
index 1e1280fee8..65e4b18050 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DoubleClickDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/DoubleClickDescriptionImpl.java
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DoubleClickDescriptionImpl extends MappingBasedToolDescriptionImpl implements DoubleClickDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/EdgeCreationDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/EdgeCreationDescriptionImpl.java
index 06ef8757ec..44904a6cff 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/EdgeCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/EdgeCreationDescriptionImpl.java
@@ -71,7 +71,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Connection Start Precondition</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EdgeCreationDescriptionImpl extends MappingBasedToolDescriptionImpl implements EdgeCreationDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ElementDoubleClickVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ElementDoubleClickVariableImpl.java
index 43345ad36e..7097f9c16e 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ElementDoubleClickVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ElementDoubleClickVariableImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementDoubleClickVariableImpl extends AbstractVariableImpl implements ElementDoubleClickVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NavigationImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NavigationImpl.java
index d54847399a..bde92502bb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NavigationImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NavigationImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.ContainerModelOperatio
  * <em>Diagram Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NavigationImpl extends ContainerModelOperationImpl implements Navigation {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationDescriptionImpl.java
index 1acdced08b..8bb0ec5ce4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationDescriptionImpl.java
@@ -55,7 +55,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Extra Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NodeCreationDescriptionImpl extends MappingBasedToolDescriptionImpl implements NodeCreationDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationVariableImpl.java
index 817e29769f..9f6ef7a97b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/NodeCreationVariableImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NodeCreationVariableImpl extends AbstractVariableImpl implements NodeCreationVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ReconnectEdgeDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ReconnectEdgeDescriptionImpl.java
index 1d1d657362..dfc6878f58 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ReconnectEdgeDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ReconnectEdgeDescriptionImpl.java
@@ -61,7 +61,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Edge View</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ReconnectEdgeDescriptionImpl extends MappingBasedToolDescriptionImpl implements ReconnectEdgeDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/RequestDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/RequestDescriptionImpl.java
index ae8535c13b..024f77af21 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/RequestDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/RequestDescriptionImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>Type</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class RequestDescriptionImpl extends AbstractToolDescriptionImpl implements RequestDescription {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeCreationVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeCreationVariableImpl.java
index 34f2e60431..f9295efb76 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeCreationVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeCreationVariableImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SourceEdgeCreationVariableImpl extends AbstractVariableImpl implements SourceEdgeCreationVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeViewCreationVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeViewCreationVariableImpl.java
index d2820e43cd..d9eba75a76 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeViewCreationVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/SourceEdgeViewCreationVariableImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SourceEdgeViewCreationVariableImpl extends AbstractVariableImpl implements SourceEdgeViewCreationVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeCreationVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeCreationVariableImpl.java
index 8b609480b2..09b0c850f1 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeCreationVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeCreationVariableImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TargetEdgeCreationVariableImpl extends AbstractVariableImpl implements TargetEdgeCreationVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeViewCreationVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeViewCreationVariableImpl.java
index 04c5d56815..65f7d5665d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeViewCreationVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/TargetEdgeViewCreationVariableImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TargetEdgeViewCreationVariableImpl extends AbstractVariableImpl implements TargetEdgeViewCreationVariable {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupExtensionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupExtensionImpl.java
index 1c40ff335c..a2048ba81a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupExtensionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupExtensionImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
  * <em>Tools</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ToolGroupExtensionImpl extends EObjectImpl implements ToolGroupExtension {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupImpl.java
index a6b3bca504..e298d5766b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolGroupImpl.java
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
  * <em>Tools</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ToolGroupImpl extends DocumentedElementImpl implements ToolGroup {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolSectionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolSectionImpl.java
index e6e3430182..ccefe4f3e7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolSectionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/description/tool/impl/ToolSectionImpl.java
@@ -63,7 +63,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
  * <em>Group Extensions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ToolSectionImpl extends DocumentedElementImpl implements ToolSection {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AbsoluteBoundsFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AbsoluteBoundsFilterImpl.java
index 00f5a86a4c..b4369a117e 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AbsoluteBoundsFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AbsoluteBoundsFilterImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * <em>Width</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class AbsoluteBoundsFilterImpl extends EObjectImpl implements AbsoluteBoundsFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AppliedCompositeFiltersImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AppliedCompositeFiltersImpl.java
index 7b68234abe..4a07a208bf 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AppliedCompositeFiltersImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/AppliedCompositeFiltersImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.diagram.description.filter.CompositeFilterDescription;
  * <em>Composite Filter Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class AppliedCompositeFiltersImpl extends EObjectImpl implements AppliedCompositeFilters {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BeginLabelStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BeginLabelStyleImpl.java
index 3e5ba17c8d..ae1804629a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BeginLabelStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BeginLabelStyleImpl.java
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.impl.BasicLabelStyleImpl;
  * <em><b>Begin Label Style</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class BeginLabelStyleImpl extends BasicLabelStyleImpl implements BeginLabelStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BorderedStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BorderedStyleImpl.java
index 26e80b0dfa..a03055a0f6 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BorderedStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BorderedStyleImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.impl.StyleImpl;
  * <em>Border Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BorderedStyleImpl extends StyleImpl implements BorderedStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BracketEdgeStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BracketEdgeStyleImpl.java
index 84b0010c93..2fcd945f14 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BracketEdgeStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BracketEdgeStyleImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * <em><b>Bracket Edge Style</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class BracketEdgeStyleImpl extends EdgeStyleImpl implements BracketEdgeStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BundledImageImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BundledImageImpl.java
index 3822e449f4..df5ac553eb 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BundledImageImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/BundledImageImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BundledImageImpl extends NodeStyleImpl implements BundledImage {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CenterLabelStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CenterLabelStyleImpl.java
index ceba4ff21b..a6cda6a9c1 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CenterLabelStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CenterLabelStyleImpl.java
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.impl.BasicLabelStyleImpl;
  * <em><b>Center Label Style</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class CenterLabelStyleImpl extends BasicLabelStyleImpl implements CenterLabelStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CollapseFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CollapseFilterImpl.java
index cab09e0eda..4ba6a7fb15 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CollapseFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CollapseFilterImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CollapseFilterImpl extends EObjectImpl implements CollapseFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ComputedStyleDescriptionRegistryImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ComputedStyleDescriptionRegistryImpl.java
index 979ad31aa8..264cdc46e0 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ComputedStyleDescriptionRegistryImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ComputedStyleDescriptionRegistryImpl.java
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Cache</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ComputedStyleDescriptionRegistryImpl extends EObjectImpl implements ComputedStyleDescriptionRegistry {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerStyleImpl.java
index 99e481d62d..a55791d51f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerStyleImpl.java
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.impl.LabelStyleImpl;
  * <em>Border Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ContainerStyleImpl extends LabelStyleImpl implements ContainerStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerVariable2StyleDescriptionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerVariable2StyleDescriptionImpl.java
index a84c7930e9..bbef200aac 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerVariable2StyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ContainerVariable2StyleDescriptionImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContainerVariable2StyleDescriptionImpl extends EObjectImpl implements BasicEMap.Entry<EObject, StyleDescription> {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CustomStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CustomStyleImpl.java
index 85da475cdf..30cd2d4a12 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CustomStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/CustomStyleImpl.java
@@ -27,7 +27,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * </li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CustomStyleImpl extends NodeStyleImpl implements CustomStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementContainerImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementContainerImpl.java
index ec76e04e49..5a957a73a4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementContainerImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementContainerImpl.java
@@ -86,7 +86,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * <em>Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DDiagramElementContainerImpl extends DDiagramElementImpl implements DDiagramElementContainer {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementImpl.java
index 62d6285614..7b318669db 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramElementImpl.java
@@ -63,7 +63,7 @@ import org.eclipse.sirius.viewpoint.impl.DRepresentationElementImpl;
  * <em>Graphical Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DDiagramElementImpl extends DRepresentationElementImpl implements DDiagramElement {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramImpl.java
index 48e76f3aca..08d89c1b23 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DDiagramImpl.java
@@ -88,7 +88,7 @@ import org.eclipse.sirius.viewpoint.impl.DRepresentationImpl;
  * Header Height</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DDiagramImpl extends DRepresentationImpl implements DDiagram {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DEdgeImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DEdgeImpl.java
index 70607ab62b..5936b02ef7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DEdgeImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DEdgeImpl.java
@@ -68,7 +68,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DEdgeImpl extends DDiagramElementImpl implements DEdge {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeContainerImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeContainerImpl.java
index ae1983efed..20b2af8fab 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeContainerImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeContainerImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * <em>Children Presentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DNodeContainerImpl extends DDiagramElementContainerImpl implements DNodeContainer {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeImpl.java
index 069c45a874..0f03eab748 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeImpl.java
@@ -69,7 +69,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * <em>Candidates Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DNodeImpl extends DDiagramElementImpl implements DNode {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListElementImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListElementImpl.java
index f817f4e1a8..70872dc6ae 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListElementImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListElementImpl.java
@@ -57,7 +57,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * <em>Candidates Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DNodeListElementImpl extends DDiagramElementImpl implements DNodeListElement {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListImpl.java
index 0fdc3e4f5f..f20115a47a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DNodeListImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.diagram.DiagramPackage;
  * Line Width</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DNodeListImpl extends DDiagramElementContainerImpl implements DNodeList {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DSemanticDiagramImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DSemanticDiagramImpl.java
index b24857dc5e..1dd12675a0 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DSemanticDiagramImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DSemanticDiagramImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DSemanticDiagramImpl extends DDiagramImpl implements DSemanticDiagram {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DiagramElementMapping2ModelElementImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DiagramElementMapping2ModelElementImpl.java
index a9c1e7a0ac..5b4d2820f4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DiagramElementMapping2ModelElementImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DiagramElementMapping2ModelElementImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DiagramElementMapping2ModelElementImpl extends EObjectImpl implements BasicEMap.Entry<DiagramElementMapping, EMap<EObject, EMap<EObject, EMap<EObject, StyleDescription>>>> {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DotImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DotImpl.java
index 3d11d5a63a..356ff1b142 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DotImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DotImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Stroke Size Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DotImpl extends NodeStyleImpl implements Dot {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DragAndDropTargetImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DragAndDropTargetImpl.java
index 10f718cd39..d3ead96d3e 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DragAndDropTargetImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/DragAndDropTargetImpl.java
@@ -22,7 +22,7 @@ import org.eclipse.sirius.diagram.description.DragAndDropTargetDescription;
  * <em><b>Drag And Drop Target</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DragAndDropTargetImpl extends EObjectImpl implements DragAndDropTarget {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeStyleImpl.java
index 1e50b1dfae..f736627472 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeStyleImpl.java
@@ -57,7 +57,7 @@ import org.eclipse.sirius.viewpoint.impl.StyleImpl;
  * <em>End Label Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EdgeStyleImpl extends StyleImpl implements EdgeStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeTargetImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeTargetImpl.java
index 62404b5da6..9eeea8f7a7 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeTargetImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EdgeTargetImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.diagram.EdgeTarget;
  * <em>Incoming Edges</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class EdgeTargetImpl extends EObjectImpl implements EdgeTarget {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EllipseImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EllipseImpl.java
index e503dbfda6..228124a01a 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EllipseImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EllipseImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EllipseImpl extends NodeStyleImpl implements Ellipse {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EndLabelStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EndLabelStyleImpl.java
index e3ccf60848..ab518e9a57 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EndLabelStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/EndLabelStyleImpl.java
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.impl.BasicLabelStyleImpl;
  * <em><b>End Label Style</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class EndLabelStyleImpl extends BasicLabelStyleImpl implements EndLabelStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableHistoryImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableHistoryImpl.java
index 7a940e3bae..02de275436 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableHistoryImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableHistoryImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.diagram.FilterVariableValue;
  * <em>Owned Values</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FilterVariableHistoryImpl extends EObjectImpl implements FilterVariableHistory {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableValueImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableValueImpl.java
index e10c5b4bc2..cc094aa78f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableValueImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FilterVariableValueImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.diagram.description.filter.FilterVariable;
  * <em>Model Element</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FilterVariableValueImpl extends EObjectImpl implements FilterVariableValue {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FlatContainerStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FlatContainerStyleImpl.java
index 380c7f61dc..5a6a9d7e6f 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FlatContainerStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FlatContainerStyleImpl.java
@@ -38,7 +38,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Foreground Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FlatContainerStyleImpl extends ContainerStyleImpl implements FlatContainerStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingFilterImpl.java
index e702feb7f7..4724a62f1d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingFilterImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.diagram.FoldingFilter;
  * <em><b>Folding Filter</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class FoldingFilterImpl extends EObjectImpl implements FoldingFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingPointFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingPointFilterImpl.java
index bb4211bfb8..9851d0e83b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingPointFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/FoldingPointFilterImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.diagram.FoldingPointFilter;
  * <em><b>Folding Point Filter</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class FoldingPointFilterImpl extends EObjectImpl implements FoldingPointFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeCompositeStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeCompositeStyleImpl.java
index 4867888dde..8dec5904fa 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeCompositeStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeCompositeStyleImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.diagram.GaugeSection;
  * <em>Sections</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class GaugeCompositeStyleImpl extends NodeStyleImpl implements GaugeCompositeStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeSectionImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeSectionImpl.java
index d0ecb2c116..61957fa1d2 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeSectionImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/GaugeSectionImpl.java
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.impl.CustomizableImpl;
  * <em>Foreground Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class GaugeSectionImpl extends CustomizableImpl implements GaugeSection {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideFilterImpl.java
index 221cf9d54a..9b33dacf5b 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideFilterImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.diagram.HideFilter;
  * <em><b>Hide Filter</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class HideFilterImpl extends EObjectImpl implements HideFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideLabelFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideLabelFilterImpl.java
index f7e2c3a227..8640676c7d 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideLabelFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/HideLabelFilterImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.diagram.HideLabelFilter;
  * <em><b>Hide Label Filter</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class HideLabelFilterImpl extends EObjectImpl implements HideLabelFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/IndirectlyCollapseFilterImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/IndirectlyCollapseFilterImpl.java
index 8d31364010..2918277e29 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/IndirectlyCollapseFilterImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/IndirectlyCollapseFilterImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.diagram.IndirectlyCollapseFilter;
  * <em><b>Indirectly Collapse Filter</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class IndirectlyCollapseFilterImpl extends CollapseFilterImpl implements IndirectlyCollapseFilter {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/LozengeImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/LozengeImpl.java
index 20e06b3830..82074e8ded 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/LozengeImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/LozengeImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LozengeImpl extends NodeStyleImpl implements Lozenge {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ModelElement2ViewVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ModelElement2ViewVariableImpl.java
index e587c11aef..91d6ecc5a4 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ModelElement2ViewVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ModelElement2ViewVariableImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ModelElement2ViewVariableImpl extends EObjectImpl implements BasicEMap.Entry<EObject, EMap<EObject, EMap<EObject, StyleDescription>>> {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NodeStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NodeStyleImpl.java
index 0c4e617328..eb4bdf318e 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NodeStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NodeStyleImpl.java
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.impl.LabelStyleImpl;
  * <em>Hide Label By Default</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class NodeStyleImpl extends LabelStyleImpl implements NodeStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NoteImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NoteImpl.java
index 3bfbf21e9d..32a5c0d3ab 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NoteImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/NoteImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <li>{@link org.eclipse.sirius.diagram.impl.NoteImpl#getColor <em>Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class NoteImpl extends NodeStyleImpl implements Note {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ShapeContainerStyleImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ShapeContainerStyleImpl.java
index 3c347b4bee..747ed5cbc3 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ShapeContainerStyleImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ShapeContainerStyleImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ShapeContainerStyleImpl extends ContainerStyleImpl implements ShapeContainerStyle {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/SquareImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/SquareImpl.java
index 39fb09228d..9f03718ac6 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/SquareImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/SquareImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SquareImpl extends NodeStyleImpl implements Square {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ViewVariable2ContainerVariableImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ViewVariable2ContainerVariableImpl.java
index fceccf0969..e71ed0f733 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ViewVariable2ContainerVariableImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/ViewVariable2ContainerVariableImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ViewVariable2ContainerVariableImpl extends EObjectImpl implements BasicEMap.Entry<EObject, EMap<EObject, StyleDescription>> {
diff --git a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/WorkspaceImageImpl.java b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/WorkspaceImageImpl.java
index 165b1de328..687177b716 100644
--- a/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/WorkspaceImageImpl.java
+++ b/plugins/org.eclipse.sirius.diagram/src-gen/org/eclipse/sirius/diagram/impl/WorkspaceImageImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.diagram.WorkspaceImage;
  * <em>Workspace Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class WorkspaceImageImpl extends NodeStyleImpl implements WorkspaceImage {
diff --git a/plugins/org.eclipse.sirius.table.ui/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.table.ui/META-INF/MANIFEST.MF
index 1d405ef783..3c7082319f 100644
--- a/plugins/org.eclipse.sirius.table.ui/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.table.ui/META-INF/MANIFEST.MF
@@ -11,22 +11,22 @@ Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Export-Package: org.eclipse.sirius.table.metamodel.table.description.provider,
  org.eclipse.sirius.table.metamodel.table.provider;version="2.0.0",
  org.eclipse.sirius.table.ui.business.api.helper;version="2.0.0",
- org.eclipse.sirius.table.ui.business.internal.dialect;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.table.ui.business.internal.dialect;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.table.ui.tools.api.editor;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor.action;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor.listeners;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor.print;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor.provider;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.editor.utils;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.export;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.properties.propertysource;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.properties.section.common;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.properties.section.core;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.properties.section.semantic;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.ui.tools.internal.properties.section.style;x-internal:=true;version="2.0.0"
+ org.eclipse.sirius.table.ui.tools.internal.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor.action;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor.listeners;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor.print;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor.provider;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.editor.utils;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.export;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.properties.propertysource;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.properties.section.common;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.properties.section.core;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.properties.section.semantic;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.ui.tools.internal.properties.section.style;version="2.0.0";x-internal:=true
 Require-Bundle: org.eclipse.core.runtime;bundle-version="3.8.0",
  org.eclipse.sirius.table;bundle-version="2.0.0";visibility:=reexport,
  org.eclipse.emf.edit;bundle-version="2.8.0";visibility:=reexport,
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ColumnMappingItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ColumnMappingItemProvider.java
index 79319661fd..7a9954e671 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ColumnMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ColumnMappingItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.ColumnMapping;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
  * 
  * @generated
  */
-public class ColumnMappingItemProvider extends TableMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ColumnMappingItemProvider extends TableMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCellToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCellToolItemProvider.java
index d557410eba..cdaabcf10c 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCellToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCellToolItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.CreateCellTool;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class CreateCellToolItemProvider extends TableToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateCellToolItemProvider extends TableToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateColumnToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateColumnToolItemProvider.java
index 63968a5818..b50b13b474 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateColumnToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateColumnToolItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.CreateColumnTool;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.table.metamodel.table.description.CreateColumnTool;
  * 
  * @generated
  */
-public class CreateColumnToolItemProvider extends CreateToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateColumnToolItemProvider extends CreateToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCrossColumnToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCrossColumnToolItemProvider.java
index 38b5918d39..b814d4e5b7 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCrossColumnToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateCrossColumnToolItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.CreateCrossColumnTool;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
  * 
  * @generated
  */
-public class CreateCrossColumnToolItemProvider extends CreateToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateCrossColumnToolItemProvider extends CreateToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateLineToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateLineToolItemProvider.java
index 83785e57e9..c822013708 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateLineToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateLineToolItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.CreateLineTool;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
  * 
  * @generated
  */
-public class CreateLineToolItemProvider extends CreateToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateLineToolItemProvider extends CreateToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateToolItemProvider.java
index 88d4f17592..dc9e414911 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CreateToolItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.CreateTool;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
@@ -43,8 +38,7 @@ import com.google.common.collect.Lists;
  * 
  * @generated
  */
-public class CreateToolItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class CreateToolItemProvider extends AbstractToolDescriptionItemProvider {
     private static final Collection<EClass> TYPES_TO_HIDE = Lists.newArrayList(ToolPackage.Literals.DELETE_VIEW);
 
     /**
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CrossTableDescriptionItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CrossTableDescriptionItemProvider.java
index 035678ebae..5d6257b2dc 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CrossTableDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/CrossTableDescriptionItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
 import org.eclipse.sirius.table.business.internal.metamodel.TableToolVariables;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.table.metamodel.table.description.IntersectionMapping;
  * 
  * @generated
  */
-public class CrossTableDescriptionItemProvider extends TableDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CrossTableDescriptionItemProvider extends TableDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteColumnToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteColumnToolItemProvider.java
index 27c6b4a577..70557b019a 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteColumnToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteColumnToolItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.DeleteColumnTool;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DeleteColumnTool;
  * 
  * @generated
  */
-public class DeleteColumnToolItemProvider extends DeleteToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DeleteColumnToolItemProvider extends DeleteToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteLineToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteLineToolItemProvider.java
index 9bf5785820..7dd9ce98fc 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteLineToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteLineToolItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.DeleteLineTool;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DeleteLineTool;
  * 
  * @generated
  */
-public class DeleteLineToolItemProvider extends DeleteToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DeleteLineToolItemProvider extends DeleteToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteToolItemProvider.java
index 23ac150ac2..0e3c40e4ee 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/DeleteToolItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.DeleteTool;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
@@ -43,8 +38,7 @@ import com.google.common.collect.Lists;
  * 
  * @generated
  */
-public class DeleteToolItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DeleteToolItemProvider extends AbstractToolDescriptionItemProvider {
     private static final Collection<EClass> TYPES_TO_HIDE = Lists.newArrayList(ToolPackage.Literals.DELETE_VIEW);
 
     /**
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/EditionTableDescriptionItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/EditionTableDescriptionItemProvider.java
index 08e33b3774..ef4705e82d 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/EditionTableDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/EditionTableDescriptionItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
 import org.eclipse.sirius.business.internal.movida.Movida;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.table.metamodel.table.description.EditionTableDescript
  * 
  * @generated
  */
-public class EditionTableDescriptionItemProvider extends TableDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class EditionTableDescriptionItemProvider extends TableDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ElementColumnMappingItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ElementColumnMappingItemProvider.java
index d699bed200..6cdb5921ab 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ElementColumnMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/ElementColumnMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ElementColumnMapping
  * 
  * @generated
  */
-public class ElementColumnMappingItemProvider extends ColumnMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ElementColumnMappingItemProvider extends ColumnMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/FeatureColumnMappingItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/FeatureColumnMappingItemProvider.java
index aeb1789777..090db66654 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/FeatureColumnMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/FeatureColumnMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -44,8 +39,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
  * 
  * @generated
  */
-public class FeatureColumnMappingItemProvider extends ColumnMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class FeatureColumnMappingItemProvider extends ColumnMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/IntersectionMappingItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/IntersectionMappingItemProvider.java
index 68ca86c866..c0e536cb21 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/IntersectionMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/IntersectionMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -46,8 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
  * 
  * @generated
  */
-public class IntersectionMappingItemProvider extends TableMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class IntersectionMappingItemProvider extends TableMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LabelEditToolItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LabelEditToolItemProvider.java
index 89ce117a92..54567a5296 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LabelEditToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LabelEditToolItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
 import org.eclipse.sirius.table.metamodel.table.description.LabelEditTool;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
  * 
  * @generated
  */
-public class LabelEditToolItemProvider extends TableToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class LabelEditToolItemProvider extends TableToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LineMappingItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LineMappingItemProvider.java
index 9db48033b7..1f5d413e39 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LineMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/LineMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.table.metamodel.table.description.LineMapping;
  * 
  * @generated
  */
-public class LineMappingItemProvider extends TableMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class LineMappingItemProvider extends TableMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableCreationDescriptionItemProvider.java
index b2fc618c2d..720c87bae8 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableCreationDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
 import org.eclipse.sirius.table.metamodel.table.description.TableCreationDescription;
 import org.eclipse.sirius.table.metamodel.table.provider.TableUIPlugin;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.RepresentationCrea
  * 
  * @generated
  */
-public class TableCreationDescriptionItemProvider extends RepresentationCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class TableCreationDescriptionItemProvider extends RepresentationCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableDescriptionItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableDescriptionItemProvider.java
index 46b01e6dfb..73b9047a59 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -43,8 +38,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class TableDescriptionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TableDescriptionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableMappingItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableMappingItemProvider.java
index ffac6c973c..9030b0a88a 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.provider.RepresentationElementMa
  * 
  * @generated
  */
-public class TableMappingItemProvider extends RepresentationElementMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TableMappingItemProvider extends RepresentationElementMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableNavigationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableNavigationDescriptionItemProvider.java
index df3de32cf2..f8252e035b 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableNavigationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableNavigationDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
 import org.eclipse.sirius.table.metamodel.table.description.TableNavigationDescription;
 import org.eclipse.sirius.table.metamodel.table.provider.TableUIPlugin;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.RepresentationNavi
  * 
  * @generated
  */
-public class TableNavigationDescriptionItemProvider extends RepresentationNavigationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class TableNavigationDescriptionItemProvider extends RepresentationNavigationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableVariableItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableVariableItemProvider.java
index 5902dbbf77..46d3d0e9bd 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/description/provider/TableVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class TableVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TableVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellItemProvider.java
index a243942cb8..75e23a3d09 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.DCell;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.provider.DSemanticDecoratorItemProvider;
  * 
  * @generated
  */
-public class DCellItemProvider extends DSemanticDecoratorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DCellItemProvider extends DSemanticDecoratorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellStyleItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellStyleItemProvider.java
index fefb55a414..31eb381de6 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DCellStyleItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.DCellStyle;
 import org.eclipse.sirius.table.metamodel.table.TablePackage;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.table.metamodel.table.TablePackage;
  * 
  * @generated
  */
-public class DCellStyleItemProvider extends DTableElementStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DCellStyleItemProvider extends DTableElementStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DColumnItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DColumnItemProvider.java
index 34705a69d4..150e9300e3 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DColumnItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DColumnItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.DColumn;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.table.metamodel.table.TablePackage;
  * 
  * @generated
  */
-public class DColumnItemProvider extends DTableElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DColumnItemProvider extends DTableElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DFeatureColumnItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DFeatureColumnItemProvider.java
index 0c273a0039..e11163976e 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DFeatureColumnItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DFeatureColumnItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.DFeatureColumn;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.table.metamodel.table.TablePackage;
  * 
  * @generated
  */
-public class DFeatureColumnItemProvider extends DColumnItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DFeatureColumnItemProvider extends DColumnItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DLineItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DLineItemProvider.java
index 877c217e6c..0d17e4ae74 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DLineItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DLineItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.DLine;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class DLineItemProvider extends LineContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DLineItemProvider extends LineContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableElementItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableElementItemProvider.java
index 61f566e082..886956b6f5 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableElementItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableElementItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.table.metamodel.table.DTableElement;
 import org.eclipse.sirius.table.metamodel.table.TablePackage;
 import org.eclipse.sirius.viewpoint.provider.DRepresentationElementItemProvider;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.provider.DRepresentationElementItemProvider;
  * 
  * @generated
  */
-public class DTableElementItemProvider extends DRepresentationElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTableElementItemProvider extends DRepresentationElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableItemProvider.java
index a0fb732386..89addea14d 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.DTable;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.provider.DRepresentationItemProvider;
  * 
  * @generated
  */
-public class DTableItemProvider extends DRepresentationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTableItemProvider extends DRepresentationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTargetColumnItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTargetColumnItemProvider.java
index c3448b0e4f..f20b174bde 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTargetColumnItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/DTargetColumnItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.DTargetColumn;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.provider.DSemanticDecoratorItemProvider;
  * 
  * @generated
  */
-public class DTargetColumnItemProvider extends DSemanticDecoratorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTargetColumnItemProvider extends DSemanticDecoratorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/LineContainerItemProvider.java b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/LineContainerItemProvider.java
index 3302c91667..6f4cbc09bf 100644
--- a/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/LineContainerItemProvider.java
+++ b/plugins/org.eclipse.sirius.table.ui/src-gen/org/eclipse/sirius/table/metamodel/table/provider/LineContainerItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.table.metamodel.table.LineContainer;
 import org.eclipse.sirius.table.metamodel.table.TableFactory;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.provider.DSemanticDecoratorItemProvider;
  * 
  * @generated
  */
-public class LineContainerItemProvider extends DSemanticDecoratorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class LineContainerItemProvider extends DSemanticDecoratorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.table/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.table/META-INF/MANIFEST.MF
index 388f729562..8d71776d81 100644
--- a/plugins/org.eclipse.sirius.table/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.table/META-INF/MANIFEST.MF
@@ -10,16 +10,16 @@ Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Export-Package: org.eclipse.sirius.table.business.api.helper;version="2.0.0",
  org.eclipse.sirius.table.business.api.query;version="2.0.0",
  org.eclipse.sirius.table.business.api.refresh;version="2.0.0",
- org.eclipse.sirius.table.business.internal.color;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.dialect;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.dialect.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.helper.task;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.metamodel;x-internal:=true;x-friend:=org.eclipse.sirius.table.metamodel.table.description.provider;version="2.0.0",
- org.eclipse.sirius.table.business.internal.metamodel.description.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.metamodel.description.spec.util;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.metamodel.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.metamodel.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.business.internal.refresh;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.table.business.internal.color;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.dialect;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.dialect.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.helper.task;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.metamodel;version="2.0.0";x-internal:=true;x-friend:=org.eclipse.sirius.table.metamodel.table.description.provider,
+ org.eclipse.sirius.table.business.internal.metamodel.description.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.metamodel.description.spec.util;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.metamodel.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.metamodel.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.business.internal.refresh;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.table.metamodel.table;version="2.0.0",
  org.eclipse.sirius.table.metamodel.table.description;version="2.0.0",
  org.eclipse.sirius.table.metamodel.table.description.impl;version="2.0.0",
@@ -29,10 +29,10 @@ Export-Package: org.eclipse.sirius.table.business.api.helper;version="2.0.0",
  org.eclipse.sirius.table.tools.api.command;version="2.0.0",
  org.eclipse.sirius.table.tools.api.export;version="2.0.0",
  org.eclipse.sirius.table.tools.api.interpreter;version="2.0.0",
- org.eclipse.sirius.table.tools.internal;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.tools.internal.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.tools.internal.export;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.table.tools.internal.export.csv;x-internal:=true;version="2.0.0"
+ org.eclipse.sirius.table.tools.internal;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.tools.internal.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.tools.internal.export;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.table.tools.internal.export.csv;version="2.0.0";x-internal:=true
 Require-Bundle: org.eclipse.core.runtime;bundle-version="3.8.0",
  org.eclipse.emf.ecore;bundle-version="2.8.3";visibility:=reexport,
  org.eclipse.sirius;bundle-version="2.0.0";visibility:=reexport,
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCell.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCell.java
index fc228ff729..763b3f9f03 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCell.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCell.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DCell</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
  * <em>Intersection Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDCell()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCellStyle.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCellStyle.java
index 6b7a471e3d..fdc366b089 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCellStyle.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DCellStyle.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.table.metamodel.table.description.TableMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DCell Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.table.metamodel.table.description.TableMapping;
  * <em>Background Style Origin</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDCellStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DColumn.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DColumn.java
index 6f99df769b..ac59af3953 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DColumn.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DColumn.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ColumnMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DColumn</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -38,7 +38,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ColumnMapping;
  * <em>Current Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDColumn()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DFeatureColumn.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DFeatureColumn.java
index c51a5b32bd..b93bcae92d 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DFeatureColumn.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DFeatureColumn.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DFeature Column</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.table.metamodel.table;
  * <em>Feature Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDFeatureColumn()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DLine.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DLine.java
index 4ffda1f9b3..2a2ead0cdb 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DLine.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DLine.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.table.metamodel.table.description.LineMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DLine</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -38,7 +38,7 @@ import org.eclipse.sirius.table.metamodel.table.description.LineMapping;
  * <em>Current Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDLine()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTable.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTable.java
index 2c1c2ae344..2db155296e 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTable.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTable.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.DRepresentation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.DRepresentation;
  * <em>Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDTable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElement.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElement.java
index c422010ad3..08cadfac22 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElement.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElement.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.DRepresentationElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTable Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.DRepresentationElement;
  * <em>Table Element Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDTableElement()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementStyle.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementStyle.java
index 8c10dc3edb..c7f0ecc9ed 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementStyle.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementStyle.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTable Element Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Default Background Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDTableElementStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementSynchronizer.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementSynchronizer.java
index 65446c4c49..9939db3f54 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementSynchronizer.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementSynchronizer.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTable Element Synchronizer</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDTableElementSynchronizer()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementUpdater.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementUpdater.java
index 328798b36e..8759abdc85 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementUpdater.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTableElementUpdater.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTable Element Updater</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDTableElementUpdater()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTargetColumn.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTargetColumn.java
index c152d48288..5fb382f008 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTargetColumn.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/DTargetColumn.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTarget Column</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getDTargetColumn()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/LineContainer.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/LineContainer.java
index c203ff77c4..84f969cd69 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/LineContainer.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/LineContainer.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Line Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
  * <em>Lines</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.TablePackage#getLineContainer()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundConditionalStyle.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundConditionalStyle.java
index 3aaf883e2b..9bac617fb9 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundConditionalStyle.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundConditionalStyle.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Background Conditional Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getBackgroundConditionalStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundStyleDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundStyleDescription.java
index 035ba6015c..561a51edc5 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundStyleDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/BackgroundStyleDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Background Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getBackgroundStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CellUpdater.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CellUpdater.java
index a487b9351f..1955662be2 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CellUpdater.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CellUpdater.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Cell Updater</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Can Edit</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCellUpdater()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ColumnMapping.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ColumnMapping.java
index af7fcc316e..ba099b3a59 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ColumnMapping.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ColumnMapping.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Column Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Initial Width</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getColumnMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCellTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCellTool.java
index 3000931c48..16cce9e4fc 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCellTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCellTool.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.tool.EditMaskVariables;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Cell Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.EditMaskVariables;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCreateCellTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateColumnTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateColumnTool.java
index 3724cf7f79..a075f90062 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateColumnTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateColumnTool.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Column Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCreateColumnTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCrossColumnTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCrossColumnTool.java
index 654beab4d8..61980b94db 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCrossColumnTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateCrossColumnTool.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Cross Column Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCreateCrossColumnTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateLineTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateLineTool.java
index 86560ba5ed..dc06597a69 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateLineTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateLineTool.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Line Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCreateLineTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateTool.java
index 0f0dadea85..d4f1a21d03 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CreateTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCreateTool()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CrossTableDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CrossTableDescription.java
index df8462951f..dc5c2a3385 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CrossTableDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/CrossTableDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Cross Table Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Create Column</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getCrossTableDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteColumnTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteColumnTool.java
index 4cde161073..fa1c046a93 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteColumnTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteColumnTool.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete Column Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getDeleteColumnTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteLineTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteLineTool.java
index 518fc21b7d..b805d8e995 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteLineTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteLineTool.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete Line Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getDeleteLineTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteTool.java
index d8ba783938..8c7ffa2485 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/DeleteTool.java
@@ -15,8 +15,8 @@ import org.eclipse.sirius.viewpoint.description.tool.AbstractToolDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete Tool</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getDeleteTool()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/EditionTableDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/EditionTableDescription.java
index 04e21f0805..b7e7692808 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/EditionTableDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/EditionTableDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edition Table Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>All Column Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getEditionTableDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ElementColumnMapping.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ElementColumnMapping.java
index f777d0e64f..dce8a67d62 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ElementColumnMapping.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ElementColumnMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element Column Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Delete</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getElementColumnMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/FeatureColumnMapping.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/FeatureColumnMapping.java
index 7fe8e1c21b..4ee34ee2cc 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/FeatureColumnMapping.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/FeatureColumnMapping.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Feature Column Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ package org.eclipse.sirius.table.metamodel.table.description;
  * <em>Feature Parent Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getFeatureColumnMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundConditionalStyle.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundConditionalStyle.java
index 16621f3a77..62a09649c1 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundConditionalStyle.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundConditionalStyle.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Foreground Conditional Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getForegroundConditionalStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundStyleDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundStyleDescription.java
index 586e7b3942..25a35f8793 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundStyleDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/ForegroundStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Foreground Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Fore Ground Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getForegroundStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/IntersectionMapping.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/IntersectionMapping.java
index 6f2588c488..bb241ac7ae 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/IntersectionMapping.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/IntersectionMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Intersection Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -51,7 +51,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Create</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getIntersectionMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LabelEditTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LabelEditTool.java
index b06accbbbf..d76b5cbe45 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LabelEditTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LabelEditTool.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.tool.EditMaskVariables;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Label Edit Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.tool.EditMaskVariables;
  * <em>Mask</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getLabelEditTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LineMapping.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LineMapping.java
index 9bf41eb29a..7938f6bee1 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LineMapping.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/LineMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Line Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -48,7 +48,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Header Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getLineMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/StyleUpdater.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/StyleUpdater.java
index 7a501b97ee..2e4e79dd34 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/StyleUpdater.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/StyleUpdater.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Style Updater</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Background Conditional Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getStyleUpdater()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableCreationDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableCreationDescription.java
index d1af8168c3..1549ba757e 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableCreationDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableCreationDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescr
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Table Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescr
  * <em>Table Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getTableCreationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableDescription.java
index 8476a6f1fb..5b97bc8323 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableDescription.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Table Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -75,7 +75,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Imported Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getTableDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableMapping.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableMapping.java
index 6c61698ee3..44e5b07136 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableMapping.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Table Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Semantic Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getTableMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableNavigationDescription.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableNavigationDescription.java
index 864fe02b06..8d5674dfd6 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableNavigationDescription.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableNavigationDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Table Navigation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Table Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getTableNavigationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableTool.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableTool.java
index 6b1bbd885e..b7e25d3faa 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableTool.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableTool.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ModelOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Table Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ModelOperation;
  * <em>First Model Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getTableTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableVariable.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableVariable.java
index 53679f6be4..38330e8249 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableVariable.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/TableVariable.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Table Variable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage#getTableVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundConditionalStyleImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundConditionalStyleImpl.java
index 60a1680552..f04d96a94b 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundConditionalStyleImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundConditionalStyleImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BackgroundConditionalStyleImpl extends EObjectImpl implements BackgroundConditionalStyle {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundStyleDescriptionImpl.java
index 254d9185b4..71d94b3b53 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/BackgroundStyleDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BackgroundStyleDescriptionImpl extends EObjectImpl implements BackgroundStyleDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CellUpdaterImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CellUpdaterImpl.java
index 35f216a3e4..5aea9b9761 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CellUpdaterImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CellUpdaterImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.table.metamodel.table.description.LabelEditTool;
  * <em>Can Edit</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CellUpdaterImpl extends EObjectImpl implements CellUpdater {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ColumnMappingImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ColumnMappingImpl.java
index d3c24da715..570ed83ab4 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ColumnMappingImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ColumnMappingImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.table.metamodel.table.description.DescriptionPackage;
  * <em>Initial Width</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ColumnMappingImpl extends TableMappingImpl implements ColumnMapping {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCellToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCellToolImpl.java
index f557ea1d5b..d0017201e2 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCellToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCellToolImpl.java
@@ -64,7 +64,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateCellToolImpl extends TableToolImpl implements CreateCellTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateColumnToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateColumnToolImpl.java
index 96dc377599..542e470fa1 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateColumnToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateColumnToolImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ElementColumnMapping
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateColumnToolImpl extends CreateToolImpl implements CreateColumnTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCrossColumnToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCrossColumnToolImpl.java
index d9f336ea51..c148bf9f4a 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCrossColumnToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateCrossColumnToolImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ElementColumnMapping
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateCrossColumnToolImpl extends CreateToolImpl implements CreateCrossColumnTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateLineToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateLineToolImpl.java
index 863d259ebf..f7f708b74f 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateLineToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateLineToolImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.table.metamodel.table.description.LineMapping;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateLineToolImpl extends CreateToolImpl implements CreateLineTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateToolImpl.java
index 282ae958ba..cfeed17147 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CreateToolImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>First Model Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class CreateToolImpl extends AbstractToolDescriptionImpl implements CreateTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CrossTableDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CrossTableDescriptionImpl.java
index 2d6253f72e..050e21e4f8 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CrossTableDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/CrossTableDescriptionImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.table.metamodel.table.description.IntersectionMapping;
  * <em>Create Column</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CrossTableDescriptionImpl extends TableDescriptionImpl implements CrossTableDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteColumnToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteColumnToolImpl.java
index 4442f84229..1ab617a829 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteColumnToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteColumnToolImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ElementColumnMapping
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DeleteColumnToolImpl extends DeleteToolImpl implements DeleteColumnTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteLineToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteLineToolImpl.java
index de9c23e67a..b0dd9f51c9 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteLineToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteLineToolImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.table.metamodel.table.description.LineMapping;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DeleteLineToolImpl extends DeleteToolImpl implements DeleteLineTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteToolImpl.java
index 7bbda7161f..c209163406 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/DeleteToolImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>First Model Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DeleteToolImpl extends AbstractToolDescriptionImpl implements DeleteTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/EditionTableDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/EditionTableDescriptionImpl.java
index 5c94e7fe6a..15655ff629 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/EditionTableDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/EditionTableDescriptionImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.table.metamodel.table.description.FeatureColumnMapping
  * <em>All Column Mappings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EditionTableDescriptionImpl extends TableDescriptionImpl implements EditionTableDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ElementColumnMappingImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ElementColumnMappingImpl.java
index 790333c62c..f1d857c83f 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ElementColumnMappingImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ElementColumnMappingImpl.java
@@ -63,7 +63,7 @@ import org.eclipse.sirius.table.metamodel.table.description.StyleUpdater;
  * <em>Delete</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementColumnMappingImpl extends ColumnMappingImpl implements ElementColumnMapping {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/FeatureColumnMappingImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/FeatureColumnMappingImpl.java
index a145ab7d91..be5c8b20d1 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/FeatureColumnMappingImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/FeatureColumnMappingImpl.java
@@ -66,7 +66,7 @@ import org.eclipse.sirius.table.metamodel.table.description.StyleUpdater;
  * <em>Feature Parent Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FeatureColumnMappingImpl extends ColumnMappingImpl implements FeatureColumnMapping {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundConditionalStyleImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundConditionalStyleImpl.java
index aafc0ab61d..b082e473cb 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundConditionalStyleImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundConditionalStyleImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ForegroundStyleDescr
  * <em>Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ForegroundConditionalStyleImpl extends EObjectImpl implements ForegroundConditionalStyle {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundStyleDescriptionImpl.java
index b716b648cd..ff6c760dca 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/ForegroundStyleDescriptionImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Fore Ground Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ForegroundStyleDescriptionImpl extends EObjectImpl implements ForegroundStyleDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/IntersectionMappingImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/IntersectionMappingImpl.java
index f9614b5b48..539e09ee2d 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/IntersectionMappingImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/IntersectionMappingImpl.java
@@ -90,7 +90,7 @@ import org.eclipse.sirius.table.metamodel.table.description.StyleUpdater;
  * <em>Create</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class IntersectionMappingImpl extends TableMappingImpl implements IntersectionMapping {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LabelEditToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LabelEditToolImpl.java
index 86cd7389da..3711deb13f 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LabelEditToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LabelEditToolImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.EditMaskVariables;
  * <em>Mask</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LabelEditToolImpl extends TableToolImpl implements LabelEditTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LineMappingImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LineMappingImpl.java
index 08beee763b..043b6063d6 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LineMappingImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/LineMappingImpl.java
@@ -78,7 +78,7 @@ import org.eclipse.sirius.table.metamodel.table.description.StyleUpdater;
  * <em>Header Label Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LineMappingImpl extends TableMappingImpl implements LineMapping {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/StyleUpdaterImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/StyleUpdaterImpl.java
index c57fe18244..c068fcf0eb 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/StyleUpdaterImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/StyleUpdaterImpl.java
@@ -48,7 +48,7 @@ import org.eclipse.sirius.table.metamodel.table.description.StyleUpdater;
  * <em>Background Conditional Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class StyleUpdaterImpl extends EObjectImpl implements StyleUpdater {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableCreationDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableCreationDescriptionImpl.java
index f757245e67..f2b1056f54 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableCreationDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.RepresentationCreation
  * <em>Table Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TableCreationDescriptionImpl extends RepresentationCreationDescriptionImpl implements TableCreationDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableDescriptionImpl.java
index f31fd9355d..a749206ba2 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableDescriptionImpl.java
@@ -110,7 +110,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Imported Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class TableDescriptionImpl extends DocumentedElementImpl implements TableDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableMappingImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableMappingImpl.java
index a18221518b..7ebb9cda56 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableMappingImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableMappingImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.impl.RepresentationElementMappin
  * <em>Semantic Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TableMappingImpl extends RepresentationElementMappingImpl implements TableMapping {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableNavigationDescriptionImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableNavigationDescriptionImpl.java
index 3565c095c1..49172d8517 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableNavigationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableNavigationDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.RepresentationNavigati
  * <em>Table Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TableNavigationDescriptionImpl extends RepresentationNavigationDescriptionImpl implements TableNavigationDescription {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableToolImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableToolImpl.java
index f8956bd8a9..db88437123 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableToolImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableToolImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ModelOperation;
  * <em>First Model Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TableToolImpl extends EObjectImpl implements TableTool {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableVariableImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableVariableImpl.java
index 5cbb029f9d..ccbb1c583a 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableVariableImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/description/impl/TableVariableImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TableVariableImpl extends AbstractVariableImpl implements TableVariable {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellImpl.java
index 561c6b6afb..c232340bf4 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellImpl.java
@@ -73,7 +73,7 @@ import org.eclipse.sirius.viewpoint.impl.DSemanticDecoratorImpl;
  * <em>Intersection Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DCellImpl extends DSemanticDecoratorImpl implements DCell {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellStyleImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellStyleImpl.java
index 716c0c11ad..eb4e97c0bc 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellStyleImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DCellStyleImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.table.metamodel.table.description.TableMapping;
  * <em>Background Style Origin</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DCellStyleImpl extends DTableElementStyleImpl implements DCellStyle {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DColumnImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DColumnImpl.java
index 20d048147f..2d9895b2be 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DColumnImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DColumnImpl.java
@@ -60,7 +60,7 @@ import org.eclipse.sirius.table.metamodel.table.description.ColumnMapping;
  * <em>Current Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DColumnImpl extends DTableElementImpl implements DColumn {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DFeatureColumnImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DFeatureColumnImpl.java
index 54feba2328..b1dc597e36 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DFeatureColumnImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DFeatureColumnImpl.java
@@ -27,7 +27,7 @@ import org.eclipse.sirius.table.metamodel.table.TablePackage;
  * <em>Feature Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DFeatureColumnImpl extends DColumnImpl implements DFeatureColumn {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DLineImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DLineImpl.java
index ffbf4bbf59..9c77c6a6a7 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DLineImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DLineImpl.java
@@ -79,7 +79,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Current Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DLineImpl extends LineContainerImpl implements DLine {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementImpl.java
index a9ac729dbd..ee4fd9abe4 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.impl.DRepresentationElementImpl;
  * <em>Table Element Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DTableElementImpl extends DRepresentationElementImpl implements DTableElement {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementStyleImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementStyleImpl.java
index b7bc56fecc..74ed1290d8 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementStyleImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementStyleImpl.java
@@ -47,7 +47,7 @@ import org.eclipse.sirius.viewpoint.RGBValues;
  * <em>Default Background Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTableElementStyleImpl extends EObjectImpl implements DTableElementStyle {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementSynchronizerImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementSynchronizerImpl.java
index e61f0210ce..df812dc217 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementSynchronizerImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableElementSynchronizerImpl.java
@@ -23,7 +23,7 @@ import org.eclipse.sirius.table.metamodel.table.TablePackage;
  * <em><b>DTable Element Synchronizer</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DTableElementSynchronizerImpl extends EObjectImpl implements DTableElementSynchronizer {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableImpl.java
index 167eb0d037..aa1bf541b4 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTableImpl.java
@@ -55,7 +55,7 @@ import org.eclipse.sirius.viewpoint.impl.DRepresentationImpl;
  * <em>Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTableImpl extends DRepresentationImpl implements DTable {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTargetColumnImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTargetColumnImpl.java
index 2f098efe55..2c58a74718 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTargetColumnImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/DTargetColumnImpl.java
@@ -85,7 +85,7 @@ import org.eclipse.sirius.viewpoint.impl.DSemanticDecoratorImpl;
  * <em>Current Style</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTargetColumnImpl extends DSemanticDecoratorImpl implements DTargetColumn {
diff --git a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/LineContainerImpl.java b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/LineContainerImpl.java
index 52e87e0b42..03d9c68732 100644
--- a/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/LineContainerImpl.java
+++ b/plugins/org.eclipse.sirius.table/src-gen/org/eclipse/sirius/table/metamodel/table/impl/LineContainerImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.impl.DSemanticDecoratorImpl;
  * <em>Lines</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class LineContainerImpl extends DSemanticDecoratorImpl implements LineContainer {
diff --git a/plugins/org.eclipse.sirius.tree.ui/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.tree.ui/META-INF/MANIFEST.MF
index d22e58ff5c..a321efc80c 100644
--- a/plugins/org.eclipse.sirius.tree.ui/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.tree.ui/META-INF/MANIFEST.MF
@@ -11,18 +11,18 @@ Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Export-Package: org.eclipse.sirius.tree.description.provider;version="2.0.0",
  org.eclipse.sirius.tree.provider;version="2.0.0",
  org.eclipse.sirius.tree.ui.business.api.helper;version="2.0.0",
- org.eclipse.sirius.tree.ui.business.internal.dialect;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.tree.ui.business.internal.dialect;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.tree.ui.properties.propertysource;version="2.0.0",
  org.eclipse.sirius.tree.ui.properties.section.common;version="2.0.0",
  org.eclipse.sirius.tree.ui.properties.section.core;version="2.0.0",
  org.eclipse.sirius.tree.ui.properties.section.semantic;version="2.0.0",
  org.eclipse.sirius.tree.ui.provider;version="2.0.0",
  org.eclipse.sirius.tree.ui.tools.api.editor;version="2.0.0",
- org.eclipse.sirius.tree.ui.tools.internal.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.ui.tools.internal.editor;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.ui.tools.internal.editor.actions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.ui.tools.internal.editor.listeners;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.ui.tools.internal.editor.provider;x-internal:=true;version="2.0.0"
+ org.eclipse.sirius.tree.ui.tools.internal.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.ui.tools.internal.editor;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.ui.tools.internal.editor.actions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.ui.tools.internal.editor.listeners;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.ui.tools.internal.editor.provider;version="2.0.0";x-internal:=true
 Require-Bundle: org.eclipse.core.runtime;bundle-version="3.8.0",
  org.eclipse.sirius.tree;bundle-version="2.0.0";visibility:=reexport,
  org.eclipse.emf.edit;bundle-version="2.8.0";visibility:=reexport,
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/ConditionalTreeItemStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/ConditionalTreeItemStyleDescriptionItemProvider.java
index aee0090547..61d2ff412c 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/ConditionalTreeItemStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/ConditionalTreeItemStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.ConditionalTreeItemStyleDescription;
 import org.eclipse.sirius.tree.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.provider.ConditionalStyleDescrip
  * 
  * @generated
  */
-public class ConditionalTreeItemStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class ConditionalTreeItemStyleDescriptionItemProvider extends ConditionalStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/PrecedingSiblingsVariablesItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/PrecedingSiblingsVariablesItemProvider.java
index cb114c129c..325834b82b 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/PrecedingSiblingsVariablesItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/PrecedingSiblingsVariablesItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.tree.description.PrecedingSiblingsVariables;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.tree.description.PrecedingSiblingsVariables;
  * 
  * @generated
  */
-public class PrecedingSiblingsVariablesItemProvider extends TreeVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class PrecedingSiblingsVariablesItemProvider extends TreeVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeCreationDescriptionItemProvider.java
index eb581d3228..012aa5264b 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeCreationDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
 import org.eclipse.sirius.tree.description.TreeCreationDescription;
 import org.eclipse.sirius.tree.ui.provider.TreeUIPlugin;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.RepresentationCrea
  * 
  * @generated
  */
-public class TreeCreationDescriptionItemProvider extends RepresentationCreationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TreeCreationDescriptionItemProvider extends RepresentationCreationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeDescriptionItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeDescriptionItemProvider.java
index 354f834e50..b04d412011 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -45,8 +40,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class TreeDescriptionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeDescriptionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemContainerDropToolItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemContainerDropToolItemProvider.java
index e3d053f88c..b0ec0ae967 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemContainerDropToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemContainerDropToolItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionFactory;
@@ -45,8 +40,7 @@ import com.google.common.collect.Lists;
  * 
  * @generated
  */
-public class TreeItemContainerDropToolItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TreeItemContainerDropToolItemProvider extends MappingBasedToolDescriptionItemProvider {
     private static final Collection<EClass> TYPES_TO_HIDE = Lists.newArrayList(ToolPackage.Literals.DELETE_VIEW);
 
     /**
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemCreationToolItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemCreationToolItemProvider.java
index f0f3fda324..2a2f9b0efd 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemCreationToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemCreationToolItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
 import org.eclipse.sirius.tree.description.TreeItemCreationTool;
 
@@ -32,8 +27,7 @@ import org.eclipse.sirius.tree.description.TreeItemCreationTool;
  * 
  * @generated
  */
-public class TreeItemCreationToolItemProvider extends TreeItemToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeItemCreationToolItemProvider extends TreeItemToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDeletionToolItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDeletionToolItemProvider.java
index 8623325ab4..a7bbab4456 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDeletionToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDeletionToolItemProvider.java
@@ -15,12 +15,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.tree.description.TreeItemDeletionTool;
 
 /**
@@ -30,8 +25,7 @@ import org.eclipse.sirius.tree.description.TreeItemDeletionTool;
  * 
  * @generated
  */
-public class TreeItemDeletionToolItemProvider extends TreeItemToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeItemDeletionToolItemProvider extends TreeItemToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDragToolItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDragToolItemProvider.java
index d6340e31b8..25975c17e4 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDragToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemDragToolItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionFactory;
@@ -45,8 +40,7 @@ import com.google.common.collect.Lists;
  * 
  * @generated
  */
-public class TreeItemDragToolItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TreeItemDragToolItemProvider extends MappingBasedToolDescriptionItemProvider {
     private static final Collection<EClass> TYPES_TO_HIDE = Lists.newArrayList(ToolPackage.Literals.DELETE_VIEW);
 
     /**
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemEditionToolItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemEditionToolItemProvider.java
index 1d725f8c4b..e4a4238168 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemEditionToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemEditionToolItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
 import org.eclipse.sirius.tree.description.TreeItemEditionTool;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
  * 
  * @generated
  */
-public class TreeItemEditionToolItemProvider extends TreeItemToolItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeItemEditionToolItemProvider extends TreeItemToolItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemMappingItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemMappingItemProvider.java
index 3cc1c4021f..68e560ee45 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -44,8 +39,7 @@ import org.eclipse.sirius.tree.description.TreePopupMenu;
  * 
  * @generated
  */
-public class TreeItemMappingItemProvider extends TreeMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeItemMappingItemProvider extends TreeMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemToolItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemToolItemProvider.java
index b0b982918a..ad094685fb 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemToolItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeItemToolItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EClass;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
 import org.eclipse.sirius.tree.description.TreeItemTool;
@@ -42,8 +37,7 @@ import com.google.common.collect.Lists;
  * 
  * @generated
  */
-public class TreeItemToolItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeItemToolItemProvider extends AbstractToolDescriptionItemProvider {
     private static final Collection<EClass> TYPES_TO_HIDE = Lists.newArrayList(ToolPackage.Literals.DELETE_VIEW);
 
     /**
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeMappingItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeMappingItemProvider.java
index eada3c6edd..c1867525b1 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeMappingItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.provider.RepresentationElementMa
  * 
  * @generated
  */
-public class TreeMappingItemProvider extends RepresentationElementMappingItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TreeMappingItemProvider extends RepresentationElementMappingItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeNavigationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeNavigationDescriptionItemProvider.java
index 1fb59a16db..7cb575b3a5 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeNavigationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeNavigationDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
 import org.eclipse.sirius.tree.description.TreeNavigationDescription;
 import org.eclipse.sirius.tree.ui.provider.TreeUIPlugin;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.RepresentationNavi
  * 
  * @generated
  */
-public class TreeNavigationDescriptionItemProvider extends RepresentationNavigationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class TreeNavigationDescriptionItemProvider extends RepresentationNavigationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreePopupMenuItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreePopupMenuItemProvider.java
index 0bfa4d7549..632495c700 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreePopupMenuItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreePopupMenuItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
 import org.eclipse.sirius.tree.description.TreePopupMenu;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractToolDescri
  * 
  * @generated
  */
-public class TreePopupMenuItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreePopupMenuItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeVariableItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeVariableItemProvider.java
index 3053ca620e..8b7cec8713 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/description/provider/TreeVariableItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.description.DescriptionPackage;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.provider.AbstractVariableIt
  * 
  * @generated
  */
-public class TreeVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeElementItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeElementItemProvider.java
index 85166fcb67..79be3e1ac8 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeElementItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeElementItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.tree.DTreeElement;
 import org.eclipse.sirius.tree.TreePackage;
 import org.eclipse.sirius.tree.ui.provider.TreeUIPlugin;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.provider.DRepresentationElementItemProvider;
  * 
  * @generated
  */
-public class DTreeElementItemProvider extends DRepresentationElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTreeElementItemProvider extends DRepresentationElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemContainerItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemContainerItemProvider.java
index 55fdde3b84..5096dfb27f 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemContainerItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemContainerItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.DTreeItemContainer;
 import org.eclipse.sirius.tree.TreeFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.provider.DSemanticDecoratorItemProvider;
  * 
  * @generated
  */
-public class DTreeItemContainerItemProvider extends DSemanticDecoratorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTreeItemContainerItemProvider extends DSemanticDecoratorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemItemProvider.java
index a4e783d88e..a914c4a72c 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemItemProvider.java
@@ -17,12 +17,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.DTreeItem;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class DTreeItemItemProvider extends DTreeItemContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTreeItemItemProvider extends DTreeItemContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemProvider.java
index a480a139de..cfd2e2fb8e 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/DTreeItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.DTree;
 import org.eclipse.sirius.tree.TreeFactory;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.provider.DRepresentationItemProvider;
  * 
  * @generated
  */
-public class DTreeItemProvider extends DRepresentationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DTreeItemProvider extends DRepresentationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/TreeItemStyleItemProvider.java b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/TreeItemStyleItemProvider.java
index 2ca8553676..4c4a90ed32 100644
--- a/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/TreeItemStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.tree.ui/src-gen/org/eclipse/sirius/tree/provider/TreeItemStyleItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.tree.TreeItemStyle;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.provider.StyleItemProvider;
  * 
  * @generated
  */
-public class TreeItemStyleItemProvider extends StyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class TreeItemStyleItemProvider extends StyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.tree/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.tree/META-INF/MANIFEST.MF
index 3df72b4525..f9bc53e92b 100644
--- a/plugins/org.eclipse.sirius.tree/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.tree/META-INF/MANIFEST.MF
@@ -11,23 +11,23 @@ Export-Package: org.eclipse.sirius.tree;version="2.0.0",
  org.eclipse.sirius.tree.business.api.command;version="2.0.0",
  org.eclipse.sirius.tree.business.api.interaction;version="2.0.0",
  org.eclipse.sirius.tree.business.api.query;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.color;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.dialect;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.dialect.common.tree;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.dialect.common.viewpoint;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.dialect.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.helper;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.internal.color;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.metamodel;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.metamodel.query;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.metamodel.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tree.business.internal.refresh;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.tree.business.internal.color;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.dialect;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.dialect.common.tree;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.dialect.common.viewpoint;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.dialect.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.helper;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.internal.color;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.metamodel;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.metamodel.query;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.metamodel.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tree.business.internal.refresh;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.tree.description;version="2.0.0",
  org.eclipse.sirius.tree.description.impl;version="2.0.0",
  org.eclipse.sirius.tree.description.util;version="2.0.0",
  org.eclipse.sirius.tree.impl;version="2.0.0",
  org.eclipse.sirius.tree.tools.api.interpreter;version="2.0.0",
- org.eclipse.sirius.tree.tools.internal.command;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.tree.tools.internal.command;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.tree.util;version="2.0.0"
 Require-Bundle: org.eclipse.core.runtime;bundle-version="3.8.0",
  org.eclipse.emf.ecore;bundle-version="2.8.3";visibility:=reexport,
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTree.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTree.java
index a71bba53ae..1012f432a1 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTree.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTree.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.DRepresentation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTree</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.DRepresentation;
  * </li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getDTree()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElement.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElement.java
index 2a5567e15d..31be404bda 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElement.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElement.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.DRepresentationElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTree Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.DRepresentationElement;
  * Tree Element Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getDTreeElement()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementSynchronizer.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementSynchronizer.java
index 019ae18c32..ec5d0988dc 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementSynchronizer.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementSynchronizer.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTree Element Synchronizer</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getDTreeElementSynchronizer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementUpdater.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementUpdater.java
index 6d22038b9b..d68be748dd 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementUpdater.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeElementUpdater.java
@@ -15,8 +15,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTree Element Updater</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getDTreeElementUpdater()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItem.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItem.java
index b9628cb716..5bdac4914e 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItem.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItem.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.tree.description.TreeItemUpdater;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTree Item</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.sirius.tree.description.TreeItemUpdater;
  * <li>{@link org.eclipse.sirius.tree.DTreeItem#getUpdater <em>Updater</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getDTreeItem()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItemContainer.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItemContainer.java
index 70b18c2311..0079490f11 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItemContainer.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/DTreeItemContainer.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DTree Item Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.DSemanticDecorator;
  * Owned Tree Items</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getDTreeItemContainer()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/TreeItemStyle.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/TreeItemStyle.java
index 84e5eb6f66..883b65faae 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/TreeItemStyle.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/TreeItemStyle.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.Style;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Item Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.Style;
  * Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.TreePackage#getTreeItemStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/PrecedingSiblingsVariables.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/PrecedingSiblingsVariables.java
index 5602617b6b..3059b3b1bc 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/PrecedingSiblingsVariables.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/PrecedingSiblingsVariables.java
@@ -13,8 +13,8 @@ package org.eclipse.sirius.tree.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Preceding Siblings Variables</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getPrecedingSiblingsVariables()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/StyleUpdater.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/StyleUpdater.java
index 9f9684f990..e0f717c397 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/StyleUpdater.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/StyleUpdater.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Style Updater</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Conditional Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getStyleUpdater()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeCreationDescription.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeCreationDescription.java
index 1a5a3933ad..89aeaa863d 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeCreationDescription.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeCreationDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescr
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescr
  * <em>Tree Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeCreationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeDescription.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeDescription.java
index fec6104060..eeff864ced 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeDescription.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeDescription.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -39,7 +39,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Owned Representation Navigation Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemContainerDropTool.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemContainerDropTool.java
index 342d672d5d..e9fa9763e3 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemContainerDropTool.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemContainerDropTool.java
@@ -18,10 +18,10 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Container Drop Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool that describes a Drag & Drop operation. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Drag Source</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemContainerDropTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemCreationTool.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemCreationTool.java
index 6cf072846c..e695628bd9 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemCreationTool.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemCreationTool.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Creation Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemCreationTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDeletionTool.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDeletionTool.java
index ffb163ee2f..c543893b5a 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDeletionTool.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDeletionTool.java
@@ -13,7 +13,7 @@ package org.eclipse.sirius.tree.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Deletion Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -22,7 +22,7 @@ package org.eclipse.sirius.tree.description;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemDeletionTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDragTool.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDragTool.java
index 2b140ff69a..8549c5aeac 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDragTool.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemDragTool.java
@@ -19,11 +19,11 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Drag Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> (deprecated) Tool that describes a Drag & Drop
  * operation. The Source of this Drag & Drop will be the Tree item Mapping on
  * which the tool has been defined. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * <em>Preceding Siblings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemDragTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemEditionTool.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemEditionTool.java
index 487d29838f..47c5fa2b0b 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemEditionTool.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemEditionTool.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementDropVariable;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Edition Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementDropVariable;
  * <em>Root</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemEditionTool()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMapping.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMapping.java
index acba232f53..2afcdc5aa8 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMapping.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -46,7 +46,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Popup Menus</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMappingContainer.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMappingContainer.java
index dd540833b3..f4c6664b64 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMappingContainer.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemMappingContainer.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Mapping Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Drop Tools</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemMappingContainer()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemStyleDescription.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemStyleDescription.java
index cd2ef7e198..1dd950b1b9 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemStyleDescription.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemStyleDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemTool.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemTool.java
index 8e789918f4..db974f3035 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemTool.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemTool.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ModelOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Tool</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ModelOperation;
  * Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemTool()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemUpdater.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemUpdater.java
index e8682def8e..7be631aa30 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemUpdater.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeItemUpdater.java
@@ -15,7 +15,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Item Updater</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Direct Edit</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeItemUpdater()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeMapping.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeMapping.java
index a55db82e28..9da1bce5af 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeMapping.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeMapping.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Semantic Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeMapping()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeNavigationDescription.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeNavigationDescription.java
index d56dd484ac..17ec6915e4 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeNavigationDescription.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeNavigationDescription.java
@@ -15,7 +15,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Navigation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Tree Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeNavigationDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreePopupMenu.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreePopupMenu.java
index ef3ecb4549..9484cce68f 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreePopupMenu.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreePopupMenu.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MenuItemOrRef;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Popup Menu</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MenuItemOrRef;
  * <em>Menu Item Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreePopupMenu()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeVariable.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeVariable.java
index 5204ea2c87..bb1f3aeb34 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeVariable.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/TreeVariable.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Tree Variable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.tree.description.DescriptionPackage#getTreeVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/PrecedingSiblingsVariablesImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/PrecedingSiblingsVariablesImpl.java
index fdd8c1d105..8287842523 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/PrecedingSiblingsVariablesImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/PrecedingSiblingsVariablesImpl.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.tree.description.PrecedingSiblingsVariables;
  * <em><b>Preceding Siblings Variables</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class PrecedingSiblingsVariablesImpl extends TreeVariableImpl implements PrecedingSiblingsVariables {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/StyleUpdaterImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/StyleUpdaterImpl.java
index fba369db45..128c658dde 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/StyleUpdaterImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/StyleUpdaterImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.tree.description.TreeItemStyleDescription;
  * <em>Conditional Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class StyleUpdaterImpl extends EObjectImpl implements StyleUpdater {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeCreationDescriptionImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeCreationDescriptionImpl.java
index 19243f5d9a..692914f2e4 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeCreationDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.RepresentationCreation
  * <em>Tree Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeCreationDescriptionImpl extends RepresentationCreationDescriptionImpl implements TreeCreationDescription {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeDescriptionImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeDescriptionImpl.java
index cf8a4454bd..dc6d1d3e48 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeDescriptionImpl.java
@@ -84,7 +84,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Owned Representation Navigation Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeDescriptionImpl extends DocumentedElementImpl implements TreeDescription {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemContainerDropToolImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemContainerDropToolImpl.java
index f1ab79c663..e2d4bdb3fa 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemContainerDropToolImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemContainerDropToolImpl.java
@@ -64,7 +64,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Drag Source</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemContainerDropToolImpl extends MappingBasedToolDescriptionImpl implements TreeItemContainerDropTool {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemCreationToolImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemCreationToolImpl.java
index 8e010798e7..21b8d3f5c2 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemCreationToolImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemCreationToolImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.tree.description.TreeItemMapping;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemCreationToolImpl extends TreeItemToolImpl implements TreeItemCreationTool {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDeletionToolImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDeletionToolImpl.java
index 21a3ab7feb..71a36ef431 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDeletionToolImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDeletionToolImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.tree.description.TreeItemMapping;
  * <em>Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemDeletionToolImpl extends TreeItemToolImpl implements TreeItemDeletionTool {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDragToolImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDragToolImpl.java
index e5f8017c31..f0b845b52f 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDragToolImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemDragToolImpl.java
@@ -70,7 +70,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.MappingBasedToolDescri
  * <em>Preceding Siblings</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 @Deprecated
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemEditionToolImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemEditionToolImpl.java
index 5f8908a98c..c7e1f35cff 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemEditionToolImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemEditionToolImpl.java
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementDropVariable;
  * <em>Root</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemEditionToolImpl extends TreeItemToolImpl implements TreeItemEditionTool {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemMappingImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemMappingImpl.java
index 0a0ea6e17f..d35e664103 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemMappingImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemMappingImpl.java
@@ -88,7 +88,7 @@ import org.eclipse.sirius.tree.description.TreePopupMenu;
  * <em>Popup Menus</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemMappingImpl extends TreeMappingImpl implements TreeItemMapping {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemStyleDescriptionImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemStyleDescriptionImpl.java
index f638de6c29..451441369b 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemStyleDescriptionImpl.java
@@ -56,7 +56,7 @@ import org.eclipse.sirius.viewpoint.description.style.StylePackage;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemStyleDescriptionImpl extends EObjectImpl implements TreeItemStyleDescription {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemToolImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemToolImpl.java
index 423050239d..9751820097 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemToolImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemToolImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class TreeItemToolImpl extends AbstractToolDescriptionImpl implements TreeItemTool {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemUpdaterImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemUpdaterImpl.java
index d71906b404..fba258a8d3 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemUpdaterImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeItemUpdaterImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.tree.description.TreeItemUpdater;
  * <em>Direct Edit</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemUpdaterImpl extends EObjectImpl implements TreeItemUpdater {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeMappingImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeMappingImpl.java
index cc581373e2..f98f92e30b 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeMappingImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeMappingImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.impl.RepresentationElementMappin
  * <em>Semantic Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeMappingImpl extends RepresentationElementMappingImpl implements TreeMapping {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeNavigationDescriptionImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeNavigationDescriptionImpl.java
index a4b5d77faa..2a5100c1da 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeNavigationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeNavigationDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.RepresentationNavigati
  * <em>Tree Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeNavigationDescriptionImpl extends RepresentationNavigationDescriptionImpl implements TreeNavigationDescription {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreePopupMenuImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreePopupMenuImpl.java
index 756a39aec2..7a3e5c88c2 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreePopupMenuImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreePopupMenuImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractToolDescriptio
  * <em>Menu Item Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreePopupMenuImpl extends AbstractToolDescriptionImpl implements TreePopupMenu {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeVariableImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeVariableImpl.java
index 737b82a1dc..5dc1a4d486 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeVariableImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/description/impl/TreeVariableImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.impl.AbstractVariableImpl;
  * <em>Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeVariableImpl extends AbstractVariableImpl implements TreeVariable {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementImpl.java
index 382201cc8e..fc24232d5a 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.impl.DRepresentationElementImpl;
  * <em>Tree Element Mapping</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTreeElementImpl extends DRepresentationElementImpl implements DTreeElement {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementSynchronizerImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementSynchronizerImpl.java
index 96b60a769e..8475fa3001 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementSynchronizerImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementSynchronizerImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.tree.TreePackage;
  * <em><b>DTree Element Synchronizer</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTreeElementSynchronizerImpl extends EObjectImpl implements DTreeElementSynchronizer {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementUpdaterImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementUpdaterImpl.java
index 8458174932..5beb5cac92 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementUpdaterImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeElementUpdaterImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.tree.TreePackage;
  * <em><b>DTree Element Updater</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTreeElementUpdaterImpl extends EObjectImpl implements DTreeElementUpdater {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeImpl.java
index 45be789dbf..deec34c91b 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeImpl.java
@@ -48,7 +48,7 @@ import org.eclipse.sirius.viewpoint.impl.DRepresentationImpl;
  * Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTreeImpl extends DRepresentationImpl implements DTree {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemContainerImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemContainerImpl.java
index f3b03e93f3..28cc636a2e 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemContainerImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemContainerImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.impl.DSemanticDecoratorImpl;
  * <em>Owned Tree Items</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DTreeItemContainerImpl extends DSemanticDecoratorImpl implements DTreeItemContainer {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemImpl.java
index d255a37d8e..5d36e8e9a4 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/DTreeItemImpl.java
@@ -66,7 +66,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DTreeItemImpl extends DTreeItemContainerImpl implements DTreeItem {
diff --git a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/TreeItemStyleImpl.java b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/TreeItemStyleImpl.java
index 17519f5e5d..100a060225 100644
--- a/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/TreeItemStyleImpl.java
+++ b/plugins/org.eclipse.sirius.tree/src-gen/org/eclipse/sirius/tree/impl/TreeItemStyleImpl.java
@@ -47,7 +47,7 @@ import org.eclipse.sirius.viewpoint.impl.StyleImpl;
  * <em>Background Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TreeItemStyleImpl extends StyleImpl implements TreeItemStyle {
diff --git a/plugins/org.eclipse.sirius.ui/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius.ui/META-INF/MANIFEST.MF
index e07445a87b..53baf84331 100644
--- a/plugins/org.eclipse.sirius.ui/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius.ui/META-INF/MANIFEST.MF
@@ -22,15 +22,15 @@ Export-Package: org.eclipse.sirius.description.contribution.provider;version="2.
  org.eclipse.sirius.ui.business.api.session.factory;version="2.0.0",
  org.eclipse.sirius.ui.business.api.template;version="2.0.0",
  org.eclipse.sirius.ui.business.api.viewpoint;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.dialect;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.dialect.editor;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.featureExtensions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.preference;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.session;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.session.analysis;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.session.factory;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.business.internal.template;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.ui.business.internal.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.dialect;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.dialect.editor;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.featureExtensions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.preference;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.session;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.session.analysis;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.session.factory;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.business.internal.template;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.ui.tools.api;version="2.0.0",
  org.eclipse.sirius.ui.tools.api.actions;version="2.0.0",
  org.eclipse.sirius.ui.tools.api.actions.analysis;version="2.0.0",
@@ -52,40 +52,40 @@ Export-Package: org.eclipse.sirius.description.contribution.provider;version="2.
  org.eclipse.sirius.ui.tools.api.views.modelexplorerview;version="2.0.0",
  org.eclipse.sirius.ui.tools.api.views.modelexplorerview.resourcelistener;version="2.0.0",
  org.eclipse.sirius.ui.tools.api.wizards.page;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.analysis;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.control;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.copy;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.creation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.export;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.nature;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.repair;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.actions.session;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.dialogs;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.editor;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.perspectives;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.preference;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.util;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.action;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.item;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.modelingproject;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.modelingproject.manager;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.modelingproject.model;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.modelingproject.resourcelistener;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.navigator;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.navigator.adapters;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.navigator.filter;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.common.navigator.sorter;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.interpreterview;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.modelexplorer;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.modelexplorer.extension;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.modelexplorer.extension.tab;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.views.modelexplorer.property;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.wizards;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.ui.tools.internal.wizards.pages;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.ui.tools.internal.actions.analysis;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.control;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.copy;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.creation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.export;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.nature;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.repair;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.actions.session;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.dialogs;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.editor;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.perspectives;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.preference;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.util;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.action;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.item;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.modelingproject;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.modelingproject.manager;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.modelingproject.model;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.modelingproject.resourcelistener;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.navigator;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.navigator.adapters;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.navigator.filter;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.common.navigator.sorter;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.interpreterview;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.modelexplorer;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.modelexplorer.extension;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.modelexplorer.extension.tab;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.views.modelexplorer.property;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.wizards;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.ui.tools.internal.wizards.pages;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.viewpoint.description.audit.provider;version="2.0.0",
  org.eclipse.sirius.viewpoint.description.provider;version="2.0.0",
  org.eclipse.sirius.viewpoint.description.style.provider;version="2.0.0",
@@ -94,14 +94,14 @@ Export-Package: org.eclipse.sirius.description.contribution.provider;version="2.
  org.eclipse.sirius.viewpoint.provider;version="2.0.0"
 Require-Bundle: com.google.guava;bundle-version="[11.0.2,16.0)",
  org.eclipse.core.runtime;bundle-version="3.8.0",
- org.eclipse.sirius;visibility:=reexport;bundle-version="2.0.0",
- org.eclipse.emf.edit;visibility:=reexport;bundle-version="2.8.0",
- org.eclipse.emf.ecore;visibility:=reexport;bundle-version="2.8.3",
+ org.eclipse.sirius;bundle-version="2.0.0";visibility:=reexport,
+ org.eclipse.emf.edit;bundle-version="2.8.0";visibility:=reexport,
+ org.eclipse.emf.ecore;bundle-version="2.8.3";visibility:=reexport,
  org.eclipse.sirius.common;bundle-version="2.0.0",
  org.eclipse.sirius.common.ui;bundle-version="2.0.0",
  org.eclipse.sirius.ecore.extender;bundle-version="2.0.0",
  org.eclipse.emf.workspace;bundle-version="1.5.1",
- org.eclipse.emf.ecore.edit;visibility:=reexport;bundle-version="2.8.0",
+ org.eclipse.emf.ecore.edit;bundle-version="2.8.0";visibility:=reexport,
  org.eclipse.emf.ecore.xmi;bundle-version="2.8.1",
  org.eclipse.jdt.core;bundle-version="3.8.3",
  org.eclipse.emf.edit.ui;bundle-version="2.8.0",
diff --git a/plugins/org.eclipse.sirius.ui/plugin.xml b/plugins/org.eclipse.sirius.ui/plugin.xml
index 98fec4f945..e942643550 100644
--- a/plugins/org.eclipse.sirius.ui/plugin.xml
+++ b/plugins/org.eclipse.sirius.ui/plugin.xml
@@ -779,4 +779,17 @@
      </objectContribution>
   </extension>
    
+   <extension point="org.eclipse.emf.edit.itemProviderAdapterFactories">
+      <!-- @generated contribution -->
+      <factory
+            uri="http://www.eclipse.org/sirius/description/contribution/1.0.0"
+            class="org.eclipse.sirius.description.contribution.provider.ContributionItemProviderAdapterFactory"
+            supportedTypes=
+              "org.eclipse.emf.edit.provider.IEditingDomainItemProvider
+               org.eclipse.emf.edit.provider.IStructuredItemContentProvider
+               org.eclipse.emf.edit.provider.ITreeItemContentProvider
+               org.eclipse.emf.edit.provider.IItemLabelProvider
+               org.eclipse.emf.edit.provider.IItemPropertySource"/>
+   </extension>
+
 </plugin>
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/AddFeatureContributionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/AddFeatureContributionItemProvider.java
index 0bb3d349af..e9e8a7d0cf 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/AddFeatureContributionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/AddFeatureContributionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.description.contribution.AddFeatureContribution;
 
 /**
@@ -32,8 +27,7 @@ import org.eclipse.sirius.description.contribution.AddFeatureContribution;
  * 
  * @generated
  */
-public class AddFeatureContributionItemProvider extends FeatureContributionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class AddFeatureContributionItemProvider extends FeatureContributionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ClearFeatureContributionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ClearFeatureContributionItemProvider.java
index 28348c5ba7..67d7675b0a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ClearFeatureContributionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ClearFeatureContributionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.description.contribution.ClearFeatureContribution;
 
 /**
@@ -32,8 +27,7 @@ import org.eclipse.sirius.description.contribution.ClearFeatureContribution;
  * 
  * @generated
  */
-public class ClearFeatureContributionItemProvider extends FeatureContributionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ClearFeatureContributionItemProvider extends FeatureContributionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/IgnoreFeatureContributionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/IgnoreFeatureContributionItemProvider.java
index 01d7bb8ac0..81c067a85a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/IgnoreFeatureContributionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/IgnoreFeatureContributionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.description.contribution.IgnoreFeatureContribution;
 
 /**
@@ -32,8 +27,7 @@ import org.eclipse.sirius.description.contribution.IgnoreFeatureContribution;
  * 
  * @generated
  */
-public class IgnoreFeatureContributionItemProvider extends FeatureContributionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class IgnoreFeatureContributionItemProvider extends FeatureContributionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/RemoveFeatureContributionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/RemoveFeatureContributionItemProvider.java
index 7f8215bcc6..a6a353dcd0 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/RemoveFeatureContributionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/RemoveFeatureContributionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.description.contribution.RemoveFeatureContribution;
 
 /**
@@ -32,8 +27,7 @@ import org.eclipse.sirius.description.contribution.RemoveFeatureContribution;
  * 
  * @generated
  */
-public class RemoveFeatureContributionItemProvider extends FeatureContributionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class RemoveFeatureContributionItemProvider extends FeatureContributionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ResetFeatureContributionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ResetFeatureContributionItemProvider.java
index 3db02559e8..4ebbc26d1d 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ResetFeatureContributionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/ResetFeatureContributionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.description.contribution.ResetFeatureContribution;
 
 /**
@@ -32,8 +27,7 @@ import org.eclipse.sirius.description.contribution.ResetFeatureContribution;
  * 
  * @generated
  */
-public class ResetFeatureContributionItemProvider extends FeatureContributionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ResetFeatureContributionItemProvider extends FeatureContributionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/SetFeatureContributionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/SetFeatureContributionItemProvider.java
index a454329470..08be625410 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/SetFeatureContributionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/description/contribution/provider/SetFeatureContributionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.description.contribution.SetFeatureContribution;
 
 /**
@@ -32,8 +27,7 @@ import org.eclipse.sirius.description.contribution.SetFeatureContribution;
  * 
  * @generated
  */
-public class SetFeatureContributionItemProvider extends FeatureContributionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SetFeatureContributionItemProvider extends FeatureContributionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/audit/provider/TemplateInformationSectionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/audit/provider/TemplateInformationSectionItemProvider.java
index de8fd00289..2fea03977f 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/audit/provider/TemplateInformationSectionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/audit/provider/TemplateInformationSectionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.audit.AuditPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.audit.TemplateInformationSection
  * 
  * @generated
  */
-public class TemplateInformationSectionItemProvider extends InformationSectionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class TemplateInformationSectionItemProvider extends InformationSectionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ComputedColorItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ComputedColorItemProvider.java
index 8b5665fe11..bf401b929f 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ComputedColorItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ComputedColorItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.ComputedColor;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * 
  * @generated
  */
-public class ComputedColorItemProvider extends UserColorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ComputedColorItemProvider extends UserColorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EAttributeCustomizationItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EAttributeCustomizationItemProvider.java
index 368edb9fee..2f5742bf42 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EAttributeCustomizationItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EAttributeCustomizationItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.EAttributeCustomization;
  * 
  * @generated
  */
-public class EAttributeCustomizationItemProvider extends EStructuralFeatureCustomizationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class EAttributeCustomizationItemProvider extends EStructuralFeatureCustomizationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EReferenceCustomizationItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EReferenceCustomizationItemProvider.java
index 19831a01a4..b575576601 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EReferenceCustomizationItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/EReferenceCustomizationItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.EReferenceCustomization;
  * 
  * @generated
  */
-public class EReferenceCustomizationItemProvider extends EStructuralFeatureCustomizationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class EReferenceCustomizationItemProvider extends EStructuralFeatureCustomizationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/FixedColorItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/FixedColorItemProvider.java
index 03de31761d..c0bcf78acc 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/FixedColorItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/FixedColorItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.FixedColor;
  * 
  * @generated
  */
-public class FixedColorItemProvider extends ColorDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class FixedColorItemProvider extends ColorDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/GroupItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/GroupItemProvider.java
index e067f52520..d4f028b6bc 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/GroupItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/GroupItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.Group;
  * 
  * @generated
  */
-public class GroupItemProvider extends DModelElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class GroupItemProvider extends DModelElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/InterpolatedColorItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/InterpolatedColorItemProvider.java
index bcf3f42cbc..74979c7742 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/InterpolatedColorItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/InterpolatedColorItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionFactory;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.InterpolatedColor;
  * 
  * @generated
  */
-public class InterpolatedColorItemProvider extends ColorDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class InterpolatedColorItemProvider extends ColorDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/RepresentationElementMappingItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/RepresentationElementMappingItemProvider.java
index 0921bd2615..307f8b4072 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/RepresentationElementMappingItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/RepresentationElementMappingItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
 import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * 
  * @generated
  */
-public class RepresentationElementMappingItemProvider extends IdentifiedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class RepresentationElementMappingItemProvider extends IdentifiedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SemanticBasedDecorationItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SemanticBasedDecorationItemProvider.java
index 2e1d2ea8b9..174047bde4 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SemanticBasedDecorationItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SemanticBasedDecorationItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.SemanticBasedDecoration;
  * 
  * @generated
  */
-public class SemanticBasedDecorationItemProvider extends DecorationDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SemanticBasedDecorationItemProvider extends DecorationDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SystemColorItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SystemColorItemProvider.java
index c024da6e47..f75cbaa288 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SystemColorItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/SystemColorItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.SystemColor;
  * 
  * @generated
  */
-public class SystemColorItemProvider extends FixedColorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SystemColorItemProvider extends FixedColorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/UserFixedColorItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/UserFixedColorItemProvider.java
index 95ccb69195..8762e0ee66 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/UserFixedColorItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/UserFixedColorItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.UserFixedColor;
  * 
  * @generated
  */
-public class UserFixedColorItemProvider extends FixedColorItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class UserFixedColorItemProvider extends FixedColorItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ViewpointItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ViewpointItemProvider.java
index a265fe166a..7af1010d89 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ViewpointItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/provider/ViewpointItemProvider.java
@@ -20,12 +20,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EObject;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
@@ -46,8 +41,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationFactory;
  * 
  * @generated
  */
-public class ViewpointItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ViewpointItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/style/provider/LabelStyleDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/style/provider/LabelStyleDescriptionItemProvider.java
index 1d51cd1890..c38f1fd5db 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/style/provider/LabelStyleDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/style/provider/LabelStyleDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.style.LabelStyleDescription;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.style.StylePackage;
  * 
  * @generated
  */
-public class LabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class LabelStyleDescriptionItemProvider extends BasicLabelStyleDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AbstractToolDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AbstractToolDescriptionItemProvider.java
index fe65620218..910d37ce5e 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AbstractToolDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AbstractToolDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -39,8 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class AbstractToolDescriptionItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class AbstractToolDescriptionItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AcceleoVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AcceleoVariableItemProvider.java
index 69fcbc5ee3..e367d149f7 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AcceleoVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/AcceleoVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.AcceleoVariable;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class AcceleoVariableItemProvider extends VariableContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class AcceleoVariableItemProvider extends VariableContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CaseItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CaseItemProvider.java
index 28666f9363..d633910843 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CaseItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CaseItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.Case;
@@ -35,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class CaseItemProvider extends SwitchChildItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class CaseItemProvider extends SwitchChildItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ChangeContextItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ChangeContextItemProvider.java
index 0c178dffff..328fdc51e1 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ChangeContextItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ChangeContextItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ChangeContext;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ChangeContextItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ChangeContextItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerModelOperationItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerModelOperationItemProvider.java
index 83e8aa80b7..58558c412a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerModelOperationItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerModelOperationItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.Case;
 import org.eclipse.sirius.viewpoint.description.tool.ContainerModelOperation;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ContainerModelOperationItemProvider extends ModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ContainerModelOperationItemProvider extends ModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerViewVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerViewVariableItemProvider.java
index 7843a7c31e..2c9399ab3a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerViewVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ContainerViewVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ContainerViewVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ContainerViewVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ContainerViewVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CreateInstanceItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CreateInstanceItemProvider.java
index c432cdd23f..75027ae1bd 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CreateInstanceItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/CreateInstanceItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.CreateInstance;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class CreateInstanceItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class CreateInstanceItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DefaultItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DefaultItemProvider.java
index 427c73fa1a..f13657cce1 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DefaultItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DefaultItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 
 /**
  * This is the item provider adapter for a
@@ -30,8 +25,7 @@ import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
  * 
  * @generated
  */
-public class DefaultItemProvider extends SwitchChildItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DefaultItemProvider extends SwitchChildItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DeleteViewItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DeleteViewItemProvider.java
index 16a635f64b..5b1034338d 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DeleteViewItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DeleteViewItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 
 /**
  * This is the item provider adapter for a
@@ -30,8 +25,7 @@ import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
  * 
  * @generated
  */
-public class DeleteViewItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DeleteViewItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DialogVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DialogVariableItemProvider.java
index dbba7b0778..e2896425c8 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DialogVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DialogVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.DialogVariable;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class DialogVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DialogVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DropContainerVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DropContainerVariableItemProvider.java
index acfb346dc6..d3abeb0f3c 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DropContainerVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/DropContainerVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.DropContainerVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class DropContainerVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class DropContainerVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDeleteVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDeleteVariableItemProvider.java
index 3cb971b6a1..c2bd419924 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDeleteVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDeleteVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ElementDeleteVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ElementDeleteVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ElementDeleteVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDropVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDropVariableItemProvider.java
index 78957774e8..b2a7418043 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDropVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementDropVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ElementDropVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ElementDropVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ElementDropVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementSelectVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementSelectVariableItemProvider.java
index 146aa3f3af..4d9d30f013 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementSelectVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementSelectVariableItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.description.tool.ElementSelectVariable;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ElementSelectVariable;
  * 
  * @generated
  */
-public class ElementSelectVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ElementSelectVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementVariableItemProvider.java
index af0b687c54..c16b172030 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ElementVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ElementVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ElementVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementViewVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementViewVariableItemProvider.java
index 1303852054..50eb6e75a4 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementViewVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ElementViewVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ElementViewVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ElementViewVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ElementViewVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionCallItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionCallItemProvider.java
index 25c632db30..bfb445f888 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionCallItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionCallItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ExternalJavaActionCall;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ExternalJavaActionCallItemProvider extends MenuItemDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ExternalJavaActionCallItemProvider extends MenuItemDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionItemProvider.java
index 4d392acc21..949e545eb1 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ExternalJavaActionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ExternalJavaAction;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ExternalJavaActionItemProvider extends MenuItemDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ExternalJavaActionItemProvider extends MenuItemDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ForItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ForItemProvider.java
index a391d24333..7c7876f12a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ForItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ForItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.For;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ForItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ForItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/IfItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/IfItemProvider.java
index 6b862b7b2c..5bae8cf951 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/IfItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/IfItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.If;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class IfItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class IfItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MappingBasedToolDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MappingBasedToolDescriptionItemProvider.java
index d20b7ef1a2..db3770775e 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MappingBasedToolDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MappingBasedToolDescriptionItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.MappingBasedToolDescription
  * 
  * @generated
  */
-public class MappingBasedToolDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class MappingBasedToolDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MenuItemDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MenuItemDescriptionItemProvider.java
index 50893795a5..706adf6726 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MenuItemDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MenuItemDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.MenuItemDescription;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class MenuItemDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class MenuItemDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MoveElementItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MoveElementItemProvider.java
index 1157587f8d..677bf7c2bb 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MoveElementItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/MoveElementItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.MoveElement;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class MoveElementItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class MoveElementItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/NameVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/NameVariableItemProvider.java
index f9bf624d64..bf347bbd88 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/NameVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/NameVariableItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.description.tool.NameVariable;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.NameVariable;
  * 
  * @generated
  */
-public class NameVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class NameVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/OperationActionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/OperationActionItemProvider.java
index 2baac0701f..c69004d64e 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/OperationActionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/OperationActionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.OperationAction;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class OperationActionItemProvider extends MenuItemDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class OperationActionItemProvider extends MenuItemDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PaneBasedSelectionWizardDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PaneBasedSelectionWizardDescriptionItemProvider.java
index e1adc149f9..ca3b626830 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PaneBasedSelectionWizardDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PaneBasedSelectionWizardDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.PaneBasedSelectionWizardDescription;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class PaneBasedSelectionWizardDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class PaneBasedSelectionWizardDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PasteDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PasteDescriptionItemProvider.java
index 6f94de4fdb..c01b3ce961 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PasteDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PasteDescriptionItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.PasteDescription;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class PasteDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class PasteDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PopupMenuItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PopupMenuItemProvider.java
index 86edd5409b..ae4f14cfeb 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PopupMenuItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/PopupMenuItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.command.CommandParameter;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.business.api.query.IdentifiedElementQuery;
 import org.eclipse.sirius.viewpoint.description.tool.PopupMenu;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class PopupMenuItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class PopupMenuItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RemoveElementItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RemoveElementItemProvider.java
index 5e6ad6330b..78bccb0d09 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RemoveElementItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RemoveElementItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 
 /**
  * This is the item provider adapter for a
@@ -30,8 +25,7 @@ import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
  * 
  * @generated
  */
-public class RemoveElementItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class RemoveElementItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationCreationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationCreationDescriptionItemProvider.java
index 332eeea462..e64f16293c 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationCreationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationCreationDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.RepresentationCreationDescription;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class RepresentationCreationDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class RepresentationCreationDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationNavigationDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationNavigationDescriptionItemProvider.java
index 7247547beb..cf7c9b04ad 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationNavigationDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/RepresentationNavigationDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDescription;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class RepresentationNavigationDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider,
-        ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class RepresentationNavigationDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectContainerVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectContainerVariableItemProvider.java
index ef339d2650..43f2ccc3ac 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectContainerVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectContainerVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.SelectContainerVariable;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class SelectContainerVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SelectContainerVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectModelElementVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectModelElementVariableItemProvider.java
index f2ff2e17a9..e6f96ad8be 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectModelElementVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectModelElementVariableItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class SelectModelElementVariableItemProvider extends SubVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SelectModelElementVariableItemProvider extends SubVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectionWizardDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectionWizardDescriptionItemProvider.java
index 5a28e4d428..d75f2ccb2c 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectionWizardDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SelectionWizardDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class SelectionWizardDescriptionItemProvider extends AbstractToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class SelectionWizardDescriptionItemProvider extends AbstractToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetObjectItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetObjectItemProvider.java
index 6e9f2cb12a..d93fae214e 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetObjectItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetObjectItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.SetObject;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class SetObjectItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SetObjectItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetValueItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetValueItemProvider.java
index 46b6afa54f..ee4f63fc4f 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetValueItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SetValueItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.SetValue;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class SetValueItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SetValueItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SubVariableItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SubVariableItemProvider.java
index dafc500d19..795299c261 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SubVariableItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SubVariableItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.description.tool.SubVariable;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.viewpoint.description.tool.SubVariable;
  * 
  * @generated
  */
-public class SubVariableItemProvider extends AbstractVariableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SubVariableItemProvider extends AbstractVariableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SwitchItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SwitchItemProvider.java
index 492d618ae1..f719f8c68a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SwitchItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/SwitchItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.Switch;
 import org.eclipse.sirius.viewpoint.description.tool.ToolFactory;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class SwitchItemProvider extends ModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SwitchItemProvider extends ModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ToolDescriptionItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ToolDescriptionItemProvider.java
index 4e10e90fe5..55433e1ec5 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ToolDescriptionItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/ToolDescriptionItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ToolDescription;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * 
  * @generated
  */
-public class ToolDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider,
-        IItemLabelProvider, IItemPropertySource {
+public class ToolDescriptionItemProvider extends MappingBasedToolDescriptionItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/UnsetItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/UnsetItemProvider.java
index ee61a0e5da..40d498368a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/UnsetItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/tool/provider/UnsetItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.Unset;
  * 
  * @generated
  */
-public class UnsetItemProvider extends ContainerModelOperationItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class UnsetItemProvider extends ContainerModelOperationItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/SemanticValidationRuleItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/SemanticValidationRuleItemProvider.java
index c88afe22f3..b98643a0b5 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/SemanticValidationRuleItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/SemanticValidationRuleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.validation.ERROR_LEVEL;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationPackage;
  * 
  * @generated
  */
-public class SemanticValidationRuleItemProvider extends ValidationRuleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class SemanticValidationRuleItemProvider extends ValidationRuleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ValidationSetItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ValidationSetItemProvider.java
index 4a7d1795c7..a3ae13519a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ValidationSetItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ValidationSetItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemProvider;
@@ -38,8 +33,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * 
  * @generated
  */
-public class ValidationSetItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ValidationSetItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ViewValidationRuleItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ViewValidationRuleItemProvider.java
index d42337f999..1d77e1a734 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ViewValidationRuleItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/description/validation/provider/ViewValidationRuleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.description.validation.ERROR_LEVEL;
 import org.eclipse.sirius.viewpoint.description.validation.ValidationPackage;
 import org.eclipse.sirius.viewpoint.description.validation.ViewValidationRule;
@@ -34,8 +29,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ViewValidationRule;
  * 
  * @generated
  */
-public class ViewValidationRuleItemProvider extends ValidationRuleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class ViewValidationRuleItemProvider extends ValidationRuleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/BasicLabelStyleItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/BasicLabelStyleItemProvider.java
index 8f80877c5a..4d50fdabe0 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/BasicLabelStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/BasicLabelStyleItemProvider.java
@@ -18,12 +18,7 @@ import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.BasicLabelStyle;
@@ -37,8 +32,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class BasicLabelStyleItemProvider extends CustomizableItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class BasicLabelStyleItemProvider extends CustomizableItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DFolderItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DFolderItemProvider.java
index 1a2654a3b3..0f1da742ab 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DFolderItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DFolderItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.DFolder;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.viewpoint.DFolder;
  * 
  * @generated
  */
-public class DFolderItemProvider extends DResourceContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DFolderItemProvider extends DResourceContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DModelItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DModelItemProvider.java
index 7f9098d53e..05422ec616 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DModelItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DModelItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.DModel;
 
 /**
@@ -31,7 +26,7 @@ import org.eclipse.sirius.viewpoint.DModel;
  * 
  * @generated
  */
-public class DModelItemProvider extends DFileItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider, IItemPropertySource {
+public class DModelItemProvider extends DFileItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DProjectItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DProjectItemProvider.java
index fb004bad81..76e32bd8c1 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DProjectItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DProjectItemProvider.java
@@ -16,12 +16,7 @@ import java.util.List;
 
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.DProject;
 
 /**
@@ -31,8 +26,7 @@ import org.eclipse.sirius.viewpoint.DProject;
  * 
  * @generated
  */
-public class DProjectItemProvider extends DResourceContainerItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DProjectItemProvider extends DResourceContainerItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationContainerItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationContainerItemProvider.java
index d6adc13b7c..c635855f6d 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationContainerItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationContainerItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.sirius.viewpoint.DRepresentationContainer;
 import org.eclipse.sirius.viewpoint.ViewpointPackage;
 
@@ -33,8 +28,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class DRepresentationContainerItemProvider extends DViewItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DRepresentationContainerItemProvider extends DViewItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationItemProvider.java
index b2369fbb37..88be37f81a 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DRepresentationItemProvider.java
@@ -19,12 +19,7 @@ import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.util.ResourceLocator;
 import org.eclipse.emf.ecore.EStructuralFeature;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.DRepresentation;
@@ -40,8 +35,7 @@ import org.eclipse.sirius.viewpoint.description.provider.DocumentedElementItemPr
  * 
  * @generated
  */
-public class DRepresentationItemProvider extends DocumentedElementItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DRepresentationItemProvider extends DocumentedElementItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DSourceFileLinkItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DSourceFileLinkItemProvider.java
index 784685bc3c..a2da576716 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DSourceFileLinkItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/DSourceFileLinkItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.DSourceFileLink;
@@ -36,8 +31,7 @@ import org.eclipse.sirius.viewpoint.description.NavigationTargetType;
  * 
  * @generated
  */
-public class DSourceFileLinkItemProvider extends DNavigationLinkItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class DSourceFileLinkItemProvider extends DNavigationLinkItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/LabelStyleItemProvider.java b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/LabelStyleItemProvider.java
index d0e977b1d2..9beda90ebc 100644
--- a/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/LabelStyleItemProvider.java
+++ b/plugins/org.eclipse.sirius.ui/src-gen/org/eclipse/sirius/viewpoint/provider/LabelStyleItemProvider.java
@@ -17,12 +17,7 @@ import java.util.List;
 import org.eclipse.emf.common.notify.AdapterFactory;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
-import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
-import org.eclipse.emf.edit.provider.IItemLabelProvider;
 import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
-import org.eclipse.emf.edit.provider.IItemPropertySource;
-import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
-import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
 import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
 import org.eclipse.emf.edit.provider.ViewerNotification;
 import org.eclipse.sirius.viewpoint.LabelStyle;
@@ -35,8 +30,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * 
  * @generated
  */
-public class LabelStyleItemProvider extends BasicLabelStyleItemProvider implements IEditingDomainItemProvider, IStructuredItemContentProvider, ITreeItemContentProvider, IItemLabelProvider,
-        IItemPropertySource {
+public class LabelStyleItemProvider extends BasicLabelStyleItemProvider {
     /**
      * This constructs an instance from a factory and a notifier. <!--
      * begin-user-doc --> <!-- end-user-doc -->
diff --git a/plugins/org.eclipse.sirius/META-INF/MANIFEST.MF b/plugins/org.eclipse.sirius/META-INF/MANIFEST.MF
index 3d4e55402c..38405847d5 100644
--- a/plugins/org.eclipse.sirius/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.sirius/META-INF/MANIFEST.MF
@@ -34,43 +34,43 @@ Export-Package: org.eclipse.sirius.business.api.action;version="2.0.0",
  org.eclipse.sirius.business.api.session.factory;version="2.0.0",
  org.eclipse.sirius.business.api.session.resource;version="2.0.0",
  org.eclipse.sirius.business.api.tool;version="2.0.0",
- org.eclipse.sirius.business.internal.color;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.command.control;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.contribution;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.dialect;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.dialect.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.extender;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.featureextensions;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.helper.delete;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.helper.refresh;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.helper.task;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.helper.task.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.logger;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.description.factory;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.description.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.description.tool.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.description.validation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.description.validation.operations;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.description.validation.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.helper;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.metamodel.spec;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.migration;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.migration.description;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.migration.resource;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.migration.resource.session.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.modelingproject.manager;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.modelingproject.marker;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.movida;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.movida.registry;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.movida.registry.monitoring;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.query;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.repair.commands;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.resource;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.resource.parser;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.session;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.session.danalysis;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.session.factory;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.business.internal.session.parser;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.business.internal.color;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.command.control;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.contribution;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.dialect;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.dialect.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.extender;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.featureextensions;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.helper.delete;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.helper.refresh;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.helper.task;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.helper.task.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.logger;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.description.factory;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.description.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.description.tool.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.description.validation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.description.validation.operations;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.description.validation.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.helper;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.metamodel.spec;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.migration;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.migration.description;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.migration.resource;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.migration.resource.session.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.modelingproject.manager;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.modelingproject.marker;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.movida;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.movida.registry;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.movida.registry.monitoring;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.query;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.repair.commands;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.resource;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.resource.parser;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.session;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.session.danalysis;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.session.factory;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.business.internal.session.parser;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.description.contribution;version="2.0.0",
  org.eclipse.sirius.description.contribution.impl;version="2.0.0",
  org.eclipse.sirius.description.contribution.util;version="2.0.0",
@@ -89,17 +89,17 @@ Export-Package: org.eclipse.sirius.business.api.action;version="2.0.0",
  org.eclipse.sirius.tools.api.ui.property;version="2.0.0",
  org.eclipse.sirius.tools.api.ui.resource;version="2.0.0",
  org.eclipse.sirius.tools.api.validation.constraint;version="2.0.0",
- org.eclipse.sirius.tools.internal.command;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.command.builders;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.command.listener;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.command.ui;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.interpreter;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.resource;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.ui;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.uri;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.util;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.validation;x-internal:=true;version="2.0.0",
- org.eclipse.sirius.tools.internal.validation.description.constraints;x-internal:=true;version="2.0.0",
+ org.eclipse.sirius.tools.internal.command;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.command.builders;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.command.listener;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.command.ui;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.interpreter;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.resource;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.ui;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.uri;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.util;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.validation;version="2.0.0";x-internal:=true,
+ org.eclipse.sirius.tools.internal.validation.description.constraints;version="2.0.0";x-internal:=true,
  org.eclipse.sirius.viewpoint;version="2.0.0",
  org.eclipse.sirius.viewpoint.description;version="2.0.0",
  org.eclipse.sirius.viewpoint.description.audit;version="2.0.0",
@@ -123,7 +123,7 @@ Require-Bundle: org.eclipse.sirius.common;bundle-version="2.0.0",
  org.eclipse.emf.workspace;bundle-version="1.5.1",
  org.eclipse.core.runtime;bundle-version="3.8.0",
  org.eclipse.emf.ecore;bundle-version="2.8.3";visibility:=reexport,
- org.eclipse.emf.ecore.xmi;bundle-version="2.8.1",
+ org.eclipse.emf.ecore.xmi;bundle-version="2.8.1";visibility:=reexport,
  com.google.guava;bundle-version="[11.0.2,16.0)",
  org.eclipse.gmf.runtime.emf.core;bundle-version="1.4.1"
 Import-Package: org.eclipse.sirius.ext.base;version="2.0.0",
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/AddFeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/AddFeatureContribution.java
index 1929406e72..d5affb6f91 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/AddFeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/AddFeatureContribution.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Add Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getAddFeatureContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ClearFeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ClearFeatureContribution.java
index b0d3a5c1d8..e661703784 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ClearFeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ClearFeatureContribution.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Clear Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getClearFeatureContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ComputedEObjectReference.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ComputedEObjectReference.java
index ded4214e08..cb34d30c90 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ComputedEObjectReference.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ComputedEObjectReference.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Computed EObject Reference</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ package org.eclipse.sirius.description.contribution;
  * <em>Value Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getComputedEObjectReference()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/Contribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/Contribution.java
index 05c6aff4d1..0dec538a85 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/Contribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/Contribution.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Contribution</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -38,7 +38,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionPoint.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionPoint.java
index 7ab6242d83..dda173ad6c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionPoint.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionPoint.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Point</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Contributed</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getContributionPoint()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionProvider.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionProvider.java
index f3b49d1a78..b34befa2f8 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionProvider.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ContributionProvider.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Provider</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Contributions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getContributionProvider()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/DirectEObjectReference.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/DirectEObjectReference.java
index a55eb71dcd..53812cf9d0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/DirectEObjectReference.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/DirectEObjectReference.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Direct EObject Reference</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getDirectEObjectReference()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/EObjectReference.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/EObjectReference.java
index 8652506d7f..4f24a4cfd3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/EObjectReference.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/EObjectReference.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>EObject Reference</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getEObjectReference()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/FeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/FeatureContribution.java
index 60f345475e..f7585c8f77 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/FeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/FeatureContribution.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EStructuralFeature;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EStructuralFeature;
  * <em>Target Feature</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getFeatureContribution()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/IgnoreFeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/IgnoreFeatureContribution.java
index a0b239d5c9..1926f12b3f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/IgnoreFeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/IgnoreFeatureContribution.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Ignore Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getIgnoreFeatureContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/RemoveFeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/RemoveFeatureContribution.java
index 032f1859e2..338931ec01 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/RemoveFeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/RemoveFeatureContribution.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Remove Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getRemoveFeatureContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ResetFeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ResetFeatureContribution.java
index 916b6cafdb..ed4142d984 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ResetFeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/ResetFeatureContribution.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Reset Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getResetFeatureContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/SetFeatureContribution.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/SetFeatureContribution.java
index ea99910c90..900fa746c5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/SetFeatureContribution.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/SetFeatureContribution.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.description.contribution;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Set Feature Contribution</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.description.contribution.ContributionPackage#getSetFeatureContribution()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/AddFeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/AddFeatureContributionImpl.java
index 78a99cf2df..bcde1f8b83 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/AddFeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/AddFeatureContributionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.description.contribution.ContributionPackage;
  * <em><b>Add Feature Contribution</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class AddFeatureContributionImpl extends FeatureContributionImpl implements AddFeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ClearFeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ClearFeatureContributionImpl.java
index b4026e2b27..c3b9ac01e0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ClearFeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ClearFeatureContributionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.description.contribution.ContributionPackage;
  * <em><b>Clear Feature Contribution</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class ClearFeatureContributionImpl extends FeatureContributionImpl implements ClearFeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ComputedEObjectReferenceImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ComputedEObjectReferenceImpl.java
index 04becd3f7a..395e9fc862 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ComputedEObjectReferenceImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ComputedEObjectReferenceImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.description.contribution.ContributionPackage;
  * <em>Value Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ComputedEObjectReferenceImpl extends EObjectImpl implements ComputedEObjectReference {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionImpl.java
index 64220be8d1..9d2b7871ce 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionImpl.java
@@ -50,7 +50,7 @@ import org.eclipse.sirius.description.contribution.FeatureContribution;
  * <em>Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContributionImpl extends EObjectImpl implements Contribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionPointImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionPointImpl.java
index fca6011516..ccc562b932 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionPointImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionPointImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.description.contribution.ContributionPoint;
  * <em>Contributed</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContributionPointImpl extends EObjectImpl implements ContributionPoint {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionProviderImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionProviderImpl.java
index 6a8cb4d1d9..4909e5e149 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionProviderImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ContributionProviderImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.description.contribution.ContributionProvider;
  * <em>Contributions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ContributionProviderImpl extends EObjectImpl implements ContributionProvider {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/DirectEObjectReferenceImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/DirectEObjectReferenceImpl.java
index 98236dc3ec..f77321ada4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/DirectEObjectReferenceImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/DirectEObjectReferenceImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.description.contribution.DirectEObjectReference;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DirectEObjectReferenceImpl extends EObjectImpl implements DirectEObjectReference {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/FeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/FeatureContributionImpl.java
index 5795013e85..617bbdf0b1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/FeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/FeatureContributionImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.description.contribution.FeatureContribution;
  * <em>Target Feature</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class FeatureContributionImpl extends EObjectImpl implements FeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/IgnoreFeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/IgnoreFeatureContributionImpl.java
index fc412304a3..8364e264c0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/IgnoreFeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/IgnoreFeatureContributionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.description.contribution.IgnoreFeatureContribution;
  * <em><b>Ignore Feature Contribution</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class IgnoreFeatureContributionImpl extends FeatureContributionImpl implements IgnoreFeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/RemoveFeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/RemoveFeatureContributionImpl.java
index 295e320962..cedf56d270 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/RemoveFeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/RemoveFeatureContributionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.description.contribution.RemoveFeatureContribution;
  * <em><b>Remove Feature Contribution</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class RemoveFeatureContributionImpl extends FeatureContributionImpl implements RemoveFeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ResetFeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ResetFeatureContributionImpl.java
index 55836e25dd..975966593a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ResetFeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/ResetFeatureContributionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.description.contribution.ResetFeatureContribution;
  * <em><b>Reset Feature Contribution</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class ResetFeatureContributionImpl extends FeatureContributionImpl implements ResetFeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/SetFeatureContributionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/SetFeatureContributionImpl.java
index a0563a810d..fc5fd4dc9e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/SetFeatureContributionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/description/contribution/impl/SetFeatureContributionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.description.contribution.SetFeatureContribution;
  * <em><b>Set Feature Contribution</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class SetFeatureContributionImpl extends FeatureContributionImpl implements SetFeatureContribution {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/BasicLabelStyle.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/BasicLabelStyle.java
index 35bae6538a..55077e0061 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/BasicLabelStyle.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/BasicLabelStyle.java
@@ -14,9 +14,9 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Basic Label Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ package org.eclipse.sirius.viewpoint;
  * Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getBasicLabelStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Customizable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Customizable.java
index a5b7a61254..4d9db2b483 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Customizable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Customizable.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Customizable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * Custom Features</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getCustomizable()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysis.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysis.java
index a0a7055c92..49a9a9e126 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysis.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysis.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.DAnnotationEntry;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DAnalysis</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.DAnnotationEntry;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDAnalysis()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisCustomData.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisCustomData.java
index f5ba466f92..5bcaa3961c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisCustomData.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisCustomData.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DAnalysis Custom Data</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDAnalysisCustomData()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisSessionEObject.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisSessionEObject.java
index 8351eb7e5d..27f7565fdd 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisSessionEObject.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DAnalysisSessionEObject.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DAnalysis Session EObject</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -42,7 +42,7 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
  * <em>Synchronization Status</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDAnalysisSessionEObject()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DContainer.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DContainer.java
index f6d28048dc..ea7cb0f885 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DContainer.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DContainer.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DContainer</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element that contains others diagram elements.
  * <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDContainer()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFeatureExtension.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFeatureExtension.java
index f07b6436ca..b25047eb92 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFeatureExtension.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFeatureExtension.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.FeatureExtensionDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DFeature Extension</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.sirius.viewpoint.description.FeatureExtensionDescription;
  * Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDFeatureExtension()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFile.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFile.java
index daff67a9fc..832be036c0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFile.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFile.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DFile</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDFile()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFolder.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFolder.java
index 777069f6bb..1cad9f2271 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFolder.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DFolder.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DFolder</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDFolder()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DLabelled.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DLabelled.java
index 11c7ba73c1..baebd0cdf7 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DLabelled.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DLabelled.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DLabelled</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element that has a label. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDLabelled()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DMappingBased.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DMappingBased.java
index 7396e38cd1..f31ec6c3e2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DMappingBased.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DMappingBased.java
@@ -17,11 +17,11 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DMapping Based</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element that has a mapping. <!-- end-model-doc
  * -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDMappingBased()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DModel.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DModel.java
index 25f25eb93d..60c6979457 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DModel.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DModel.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DModel</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDModel()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigable.java
index b42df36469..5ae5a51ad9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigable.java
@@ -17,10 +17,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DNavigable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Represents an element that can be navigate. The user
  * can see the details in another editor. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Owned Navigation Links</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDNavigable()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigationLink.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigationLink.java
index f524cb26df..e73837ae7c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigationLink.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DNavigationLink.java
@@ -17,9 +17,9 @@ import org.eclipse.sirius.viewpoint.description.NavigationTargetType;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DNavigation Link</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A link for a navigable. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.NavigationTargetType;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDNavigationLink()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DProject.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DProject.java
index efb5df0d56..a961fef7d5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DProject.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DProject.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DProject</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDProject()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRefreshable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRefreshable.java
index e3895d9725..181aeb05da 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRefreshable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRefreshable.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DRefreshable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element that can be refreshed. <!-- end-model-doc
  * -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDRefreshable()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentation.java
index 2c5ec430f1..36f0257d2c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentation.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DRepresentation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Owned Annotation Entries</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDRepresentation()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationContainer.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationContainer.java
index 9ffe40ea2b..ce6b67162b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationContainer.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationContainer.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DRepresentation Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Models</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDRepresentationContainer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationElement.java
index c463db2fed..8d04fb0bc7 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DRepresentationElement.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DRepresentation Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Semantic Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDRepresentationElement()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResource.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResource.java
index a8d6d75636..84c0069c11 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResource.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResource.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DResource</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.ecore.EObject;
  * <li>{@link org.eclipse.sirius.viewpoint.DResource#getPath <em>Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDResource()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResourceContainer.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResourceContainer.java
index 26b29eb2ac..707c00a7e1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResourceContainer.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DResourceContainer.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DResource Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.common.util.EList;
  * Members</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDResourceContainer()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSemanticDecorator.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSemanticDecorator.java
index 171d61efdc..f17cd68451 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSemanticDecorator.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSemanticDecorator.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DSemantic Decorator</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element that has a link to the semantic model.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDSemanticDecorator()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSourceFileLink.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSourceFileLink.java
index b9217274bb..4cc5c1d32d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSourceFileLink.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DSourceFileLink.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DSource File Link</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A link that references a Source File. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ package org.eclipse.sirius.viewpoint;
  * End Position</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDSourceFileLink()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DStylizable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DStylizable.java
index b6602590b2..2340388f29 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DStylizable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DStylizable.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DStylizable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An element that has a style. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDStylizable()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DValidable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DValidable.java
index ca745f3757..a12fa39e72 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DValidable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DValidable.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DValidable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Represents an element that can be validated. <!--
  * end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDValidable()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DView.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DView.java
index 80756b85fc..54afa097ba 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DView.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/DView.java
@@ -24,9 +24,9 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
  * viewpoints and Meta Model extensions.
  * </p>
  * <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An view is the root element <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -46,7 +46,7 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDView()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Decoration.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Decoration.java
index 96b309a712..786887f32a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Decoration.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Decoration.java
@@ -17,12 +17,12 @@ import org.eclipse.sirius.viewpoint.description.DecorationDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Decoration</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Represent a decoration of a diagram element with a
  * specific icon, based on its relationships with MetaElements of the MetaModel.
  * 
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.DecorationDescription;
  * Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getDecoration()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/LabelStyle.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/LabelStyle.java
index 26d679df0e..fa4050c1e1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/LabelStyle.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/LabelStyle.java
@@ -14,9 +14,9 @@ package org.eclipse.sirius.viewpoint;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Label Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ package org.eclipse.sirius.viewpoint;
  * Label Alignment</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getLabelStyle()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/MetaModelExtension.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/MetaModelExtension.java
index a27055ce34..fd9e620976 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/MetaModelExtension.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/MetaModelExtension.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Meta Model Extension</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Represent a Meta Model extension. A meta model
  * extension adds types, attributes and references into an existing meta model
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Extension Group</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getMetaModelExtension()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/RGBValues.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/RGBValues.java
index c0c3ff9c45..1a129209b3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/RGBValues.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/RGBValues.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>RGB Values</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <li>{@link org.eclipse.sirius.viewpoint.RGBValues#getBlue <em>Blue</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getRGBValues()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/SessionManagerEObject.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/SessionManagerEObject.java
index a95e864948..4bd2fb142c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/SessionManagerEObject.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/SessionManagerEObject.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Session Manager EObject</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Owned Sessions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getSessionManagerEObject()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Style.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Style.java
index afdc6556ad..b76f94794d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Style.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/Style.java
@@ -16,10 +16,10 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Style</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The super class of all styles. <!-- end-model-doc
  * -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.ViewpointPackage#getStyle()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AbstractMappingImport.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AbstractMappingImport.java
index 38730e561e..594ac36d7b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AbstractMappingImport.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AbstractMappingImport.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Abstract Mapping Import</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Inherits Ancestor Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getAbstractMappingImport()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AnnotationEntry.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AnnotationEntry.java
index 19a13fe780..db00fd2a95 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AnnotationEntry.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/AnnotationEntry.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Annotation Entry</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Data</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getAnnotationEntry()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorDescription.java
index 18651a110a..bdc987e1b0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorDescription.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Color Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A color definition, which can produce a concrete RGB
  * triplet. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getColorDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorStep.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorStep.java
index d3dfa64fb1..1908653db9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorStep.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ColorStep.java
@@ -16,12 +16,12 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Color Step</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A ColorStep is identified by its associatedValue and
  * references an associatedColor (FixedColor).
  * 
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Associated Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getColorStep()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Component.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Component.java
index f384551ab3..c35b5f92f4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Component.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Component.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Component</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getComponent()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ComputedColor.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ComputedColor.java
index d00eef12f0..d3dede5c4f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ComputedColor.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ComputedColor.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Computed Color</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Describes a color which each value red, blue and
  * green are computed expressions. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ package org.eclipse.sirius.viewpoint.description;
  * <em>Blue</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getComputedColor()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ConditionalStyleDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ConditionalStyleDescription.java
index 82ccabdeed..3b89597393 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ConditionalStyleDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/ConditionalStyleDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Conditional Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Predicate Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getConditionalStyleDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Customization.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Customization.java
index 262fc8791d..2e16d7981a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Customization.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Customization.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Customization</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Vsm Element Customizations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getCustomization()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotation.java
index 0b42d9a7c2..f7a837de8f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotation.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DAnnotation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Details</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getDAnnotation()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotationEntry.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotationEntry.java
index 7bc457637f..4dbb93baef 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotationEntry.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DAnnotationEntry.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DAnnotation Entry</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Details</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getDAnnotationEntry()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DModelElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DModelElement.java
index 46e913e3bd..a9064b0305 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DModelElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DModelElement.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>DModel Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>EAnnotations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getDModelElement()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescription.java
index 5c71b522d9..ebe3be8d66 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Decoration Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Precondition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getDecorationDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescriptionsSet.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescriptionsSet.java
index 09d17de33b..61a83cdfc6 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescriptionsSet.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DecorationDescriptionsSet.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Decoration Descriptions Set</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Decoration Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getDecorationDescriptionsSet()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DocumentedElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DocumentedElement.java
index 6e4cb74946..4c72a5d2da 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DocumentedElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/DocumentedElement.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Documented Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getDocumentedElement()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EAttributeCustomization.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EAttributeCustomization.java
index 60d45a3e58..e72d270b6c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EAttributeCustomization.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EAttributeCustomization.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>EAttribute Customization</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getEAttributeCustomization()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EReferenceCustomization.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EReferenceCustomization.java
index 5aad4ac204..add7932ef4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EReferenceCustomization.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EReferenceCustomization.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>EReference Customization</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getEReferenceCustomization()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EStructuralFeatureCustomization.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EStructuralFeatureCustomization.java
index df79f23c26..43f8a8e174 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EStructuralFeatureCustomization.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EStructuralFeatureCustomization.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>EStructural Feature Customization</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Apply On All</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getEStructuralFeatureCustomization()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EndUserDocumentedElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EndUserDocumentedElement.java
index a2b72ea2f7..eba3a74829 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EndUserDocumentedElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/EndUserDocumentedElement.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>End User Documented Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>End User Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getEndUserDocumentedElement()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Environment.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Environment.java
index 47f8cac027..f39c33c84f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Environment.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Environment.java
@@ -19,7 +19,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Environment</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
  * <em>Label Border Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getEnvironment()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FeatureExtensionDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FeatureExtensionDescription.java
index 32d2814c5e..6de0305a56 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FeatureExtensionDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FeatureExtensionDescription.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Feature Extension Description</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getFeatureExtensionDescription()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FixedColor.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FixedColor.java
index 70a7e9d247..8984fd83b8 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FixedColor.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/FixedColor.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Fixed Color</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A fixed color description defined by a specific RGB
  * triplet. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ package org.eclipse.sirius.viewpoint.description;
  * Blue</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getFixedColor()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Group.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Group.java
index a91df891cf..862c0d178d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Group.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Group.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Group</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -34,7 +34,7 @@ import org.eclipse.emf.common.util.EList;
  * Version</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getGroup()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IVSMElementCustomization.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IVSMElementCustomization.java
index e356a6fe83..0d05ac6634 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IVSMElementCustomization.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IVSMElementCustomization.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>IVSM Element Customization</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getIVSMElementCustomization()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IdentifiedElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IdentifiedElement.java
index bf4fc33bf2..66a3319f17 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IdentifiedElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/IdentifiedElement.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Identified Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> All elements which are identified by its name (id)
  * and which have a label to display it to the end-user. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -31,7 +31,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getIdentifiedElement()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/InterpolatedColor.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/InterpolatedColor.java
index e929e7a3eb..af3cb37cda 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/InterpolatedColor.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/InterpolatedColor.java
@@ -16,14 +16,14 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Interpolated Color</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Describes a color which varies between two level
  * color depending on the values of dynamically computed expressions.
  * 
  * @Deprecated : Describes a color which varies between two extremes (red and
  *             green) depending on the values of dynamically computed
  *             expressions. <!-- end-model-doc -->
- * 
+ *
  *             <p>
  *             The following features are supported:
  *             <ul>
@@ -41,7 +41,7 @@ import org.eclipse.emf.common.util.EList;
  *             <em>Color Steps</em>}</li>
  *             </ul>
  *             </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getInterpolatedColor()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/JavaExtension.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/JavaExtension.java
index 94de588dca..99ff742d8a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/JavaExtension.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/JavaExtension.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Java Extension</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This class allows to import a Java Class that is
  * used as an Acceleo Service. All acceleo expressions can use the services.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Qualified Class Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getJavaExtension()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/MetamodelExtensionSetting.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/MetamodelExtensionSetting.java
index c7f0a74989..8d3dc07f5d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/MetamodelExtensionSetting.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/MetamodelExtensionSetting.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Metamodel Extension Setting</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Describe the Meta Model extension to use. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Extension Group</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getMetamodelExtensionSetting()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/PasteTargetDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/PasteTargetDescription.java
index ae5dfbf78a..ed4df3d110 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/PasteTargetDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/PasteTargetDescription.java
@@ -18,10 +18,10 @@ import org.eclipse.sirius.viewpoint.description.tool.PasteDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Paste Target Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A PasteTargetDescription is a Description or Mapping
  * that can have many PasteTools. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.PasteDescription;
  * <em>Paste Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getPasteTargetDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationDescription.java
index 525bd8969d..3f2f35c6ab 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationDescription.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EPackage;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -35,7 +35,7 @@ import org.eclipse.emf.ecore.EPackage;
  * <em>Show On Startup</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getRepresentationDescription()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationElementMapping.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationElementMapping.java
index d01bffa850..21ab71ac5d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationElementMapping.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationElementMapping.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Element Mapping</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Navigation Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getRepresentationElementMapping()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationExtensionDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationExtensionDescription.java
index 05f0f259d1..f7d675faa7 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationExtensionDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationExtensionDescription.java
@@ -18,7 +18,7 @@ import org.eclipse.emf.ecore.EPackage;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Extension Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -36,7 +36,7 @@ import org.eclipse.emf.ecore.EPackage;
  * <em>Metamodel</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getRepresentationExtensionDescription()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationImportDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationImportDescription.java
index be3f7b813a..885b79329e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationImportDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationImportDescription.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Import Description</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getRepresentationImportDescription()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationTemplate.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationTemplate.java
index 65a939a6b2..eff85cc735 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationTemplate.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/RepresentationTemplate.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Template</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Owned Representations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getRepresentationTemplate()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SelectionDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SelectionDescription.java
index 2a0baef724..446bd67767 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SelectionDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SelectionDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Selection Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -40,7 +40,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Message</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getSelectionDescription()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SemanticBasedDecoration.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SemanticBasedDecoration.java
index 8fec388f4c..53fe9690d3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SemanticBasedDecoration.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SemanticBasedDecoration.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Semantic Based Decoration</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A SemanticBasedDecoration applies decoration on
  * views that targeted an element of the given type. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description;
  * <em>Domain Class</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getSemanticBasedDecoration()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SystemColor.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SystemColor.java
index 8b952a0eeb..faabe2f00a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SystemColor.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SystemColor.java
@@ -14,12 +14,12 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>System Color</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A subtype of FixedColor which is only used in the
  * system palette. Graphical elements which only support colors from the system
  * palette can use this type instead of the more general FixedColor. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ package org.eclipse.sirius.viewpoint.description;
  * Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getSystemColor()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SytemColorsPalette.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SytemColorsPalette.java
index e5b8edc6a4..c5a1647c28 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SytemColorsPalette.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/SytemColorsPalette.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Sytem Colors Palette</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Entries</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getSytemColorsPalette()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColor.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColor.java
index 8ac5a6fd23..4d2e5edc7a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColor.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColor.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>User Color</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -24,7 +24,7 @@ import org.eclipse.emf.ecore.EObject;
  * Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getUserColor()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColorsPalette.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColorsPalette.java
index d30d2d80c6..32ae06d504 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColorsPalette.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserColorsPalette.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>User Colors Palette</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Entries</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getUserColorsPalette()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserFixedColor.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserFixedColor.java
index 0fb13cae62..9d216fe8c4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserFixedColor.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/UserFixedColor.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>User Fixed Color</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getUserFixedColor()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomization.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomization.java
index e3ddf6fa91..e8899634f2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomization.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomization.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>VSM Element Customization</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Feature Customizations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getVSMElementCustomization()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomizationReuse.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomizationReuse.java
index d1d8991451..49527ce2b6 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomizationReuse.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/VSMElementCustomizationReuse.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>VSM Element Customization Reuse</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Applied On</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getVSMElementCustomizationReuse()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Viewpoint.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Viewpoint.java
index f3b8d66f0b..baf16f9d57 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Viewpoint.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/Viewpoint.java
@@ -19,13 +19,13 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Viewpoint</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A Viewpoint defines a
  * "way of looking at your model", you could make an analogy with
  * "What is your current concern about your analysis". It defines
  * representations and might also define specific data only relevant for this
  * concern. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -63,7 +63,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Customizes</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.DescriptionPackage#getViewpoint()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/InformationSection.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/InformationSection.java
index b15d4ad7a9..19e7ca1dc0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/InformationSection.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/InformationSection.java
@@ -16,11 +16,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Information Section</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The section that displays informations about the
  * selected element. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.audit.AuditPackage#getInformationSection()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/TemplateInformationSection.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/TemplateInformationSection.java
index fcd7c7d60e..8f5010adab 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/TemplateInformationSection.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/TemplateInformationSection.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.audit;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Template Information Section</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This information section is based on an Acceleo
  * template. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description.audit;
  * <em>Template Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.audit.AuditPackage#getTemplateInformationSection()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/InformationSectionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/InformationSectionImpl.java
index f6cfd46ad3..cc6fc31b1d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/InformationSectionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/InformationSectionImpl.java
@@ -22,7 +22,7 @@ import org.eclipse.sirius.viewpoint.description.audit.InformationSection;
  * <em><b>Information Section</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class InformationSectionImpl extends EObjectImpl implements InformationSection {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/TemplateInformationSectionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/TemplateInformationSectionImpl.java
index f86f2dbfd6..21487963c3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/TemplateInformationSectionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/audit/impl/TemplateInformationSectionImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.audit.TemplateInformationSection
  * <em>Template Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TemplateInformationSectionImpl extends InformationSectionImpl implements TemplateInformationSection {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AbstractMappingImportImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AbstractMappingImportImpl.java
index a33c03ccd3..6d03f335de 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AbstractMappingImportImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AbstractMappingImportImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Inherits Ancestor Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class AbstractMappingImportImpl extends EObjectImpl implements AbstractMappingImport {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AnnotationEntryImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AnnotationEntryImpl.java
index 6f39e04101..fb07442a45 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AnnotationEntryImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/AnnotationEntryImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Data</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class AnnotationEntryImpl extends EObjectImpl implements AnnotationEntry {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorDescriptionImpl.java
index fa178d7fa8..8624f6d6b9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorDescriptionImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em><b>Color Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ColorDescriptionImpl extends EObjectImpl implements ColorDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorStepImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorStepImpl.java
index 2dd1b5f426..3c94455d00 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorStepImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ColorStepImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.FixedColor;
  * <em>Associated Color</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ColorStepImpl extends EObjectImpl implements ColorStep {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ComputedColorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ComputedColorImpl.java
index 8dc4dac11f..28a2aebb7a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ComputedColorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ComputedColorImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Blue</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ComputedColorImpl extends UserColorImpl implements ComputedColor {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ConditionalStyleDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ConditionalStyleDescriptionImpl.java
index ace5e168e0..9514924105 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ConditionalStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ConditionalStyleDescriptionImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Predicate Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ConditionalStyleDescriptionImpl extends EObjectImpl implements ConditionalStyleDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/CustomizationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/CustomizationImpl.java
index b99fd7d4be..d5a334d925 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/CustomizationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/CustomizationImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.IVSMElementCustomization;
  * <em>Vsm Element Customizations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CustomizationImpl extends EObjectImpl implements Customization {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationEntryImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationEntryImpl.java
index 71a53bda7a..bee31d8742 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationEntryImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationEntryImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Details</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DAnnotationEntryImpl extends EObjectImpl implements DAnnotationEntry {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationImpl.java
index 7b7b04ab74..cb525ea14a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DAnnotationImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Details</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DAnnotationImpl extends EObjectImpl implements DAnnotation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DModelElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DModelElementImpl.java
index f326cd2d24..71f518db0d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DModelElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DModelElementImpl.java
@@ -42,7 +42,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>EAnnotations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DModelElementImpl extends EObjectImpl implements DModelElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionImpl.java
index ad88f28e87..3252607786 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionImpl.java
@@ -39,7 +39,7 @@ import org.eclipse.sirius.viewpoint.description.Position;
  * <em>Precondition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DecorationDescriptionImpl extends EObjectImpl implements DecorationDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionsSetImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionsSetImpl.java
index 27d319209d..bf57afe7be 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionsSetImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DecorationDescriptionsSetImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.DescriptionPackage;
  * <em>Decoration Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DecorationDescriptionsSetImpl extends EObjectImpl implements DecorationDescriptionsSet {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DocumentedElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DocumentedElementImpl.java
index 2f3546a235..0418157a47 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DocumentedElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/DocumentedElementImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DocumentedElementImpl extends EObjectImpl implements DocumentedElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EAttributeCustomizationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EAttributeCustomizationImpl.java
index 2dbedf8a1d..eec2d2ddde 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EAttributeCustomizationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EAttributeCustomizationImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.EAttributeCustomization;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EAttributeCustomizationImpl extends EStructuralFeatureCustomizationImpl implements EAttributeCustomization {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EReferenceCustomizationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EReferenceCustomizationImpl.java
index 5aff5f3714..c3c9320874 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EReferenceCustomizationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EReferenceCustomizationImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.EReferenceCustomization;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EReferenceCustomizationImpl extends EStructuralFeatureCustomizationImpl implements EReferenceCustomization {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EStructuralFeatureCustomizationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EStructuralFeatureCustomizationImpl.java
index 5084456184..2dca7ed5cf 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EStructuralFeatureCustomizationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EStructuralFeatureCustomizationImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.EStructuralFeatureCustomization;
  * <em>Apply On All</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class EStructuralFeatureCustomizationImpl extends EObjectImpl implements EStructuralFeatureCustomization {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EndUserDocumentedElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EndUserDocumentedElementImpl.java
index a1ebd72e0c..549727e81d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EndUserDocumentedElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EndUserDocumentedElementImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.EndUserDocumentedElement;
  * <em>End User Documentation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class EndUserDocumentedElementImpl extends EObjectImpl implements EndUserDocumentedElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EnvironmentImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EnvironmentImpl.java
index e135a911c3..0200a6107c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EnvironmentImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/EnvironmentImpl.java
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolEntry;
  * <em>Label Border Styles</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EnvironmentImpl extends EObjectImpl implements Environment {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/FixedColorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/FixedColorImpl.java
index acf232d3d9..c068e54ee9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/FixedColorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/FixedColorImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.FixedColor;
  * <em>Blue</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FixedColorImpl extends ColorDescriptionImpl implements FixedColor {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/GroupImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/GroupImpl.java
index 859fead62f..04bc682287 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/GroupImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/GroupImpl.java
@@ -53,7 +53,7 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
  * <em>Version</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class GroupImpl extends DModelElementImpl implements Group {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/IdentifiedElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/IdentifiedElementImpl.java
index 56b46fa0c4..af06de265b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/IdentifiedElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/IdentifiedElementImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.IdentifiedElement;
  * <em>Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class IdentifiedElementImpl extends EObjectImpl implements IdentifiedElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/InterpolatedColorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/InterpolatedColorImpl.java
index c0c8a98cfd..a2c1363ba9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/InterpolatedColorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/InterpolatedColorImpl.java
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.description.UserColor;
  * <em>Color Steps</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InterpolatedColorImpl extends ColorDescriptionImpl implements InterpolatedColor {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/JavaExtensionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/JavaExtensionImpl.java
index 889632182a..a51c8fc1c5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/JavaExtensionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/JavaExtensionImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.JavaExtension;
  * <em>Qualified Class Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class JavaExtensionImpl extends EObjectImpl implements JavaExtension {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/MetamodelExtensionSettingImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/MetamodelExtensionSettingImpl.java
index cfbcd20f32..b532033716 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/MetamodelExtensionSettingImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/MetamodelExtensionSettingImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.MetamodelExtensionSetting;
  * <em>Extension Group</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MetamodelExtensionSettingImpl extends EObjectImpl implements MetamodelExtensionSetting {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/PasteTargetDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/PasteTargetDescriptionImpl.java
index 08b6f9dac4..e217e531c2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/PasteTargetDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/PasteTargetDescriptionImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.PasteDescription;
  * <em>Paste Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class PasteTargetDescriptionImpl extends EObjectImpl implements PasteTargetDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationElementMappingImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationElementMappingImpl.java
index 95a45cfc96..70fefa9aa5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationElementMappingImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationElementMappingImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.RepresentationNavigationDes
  * <em>Navigation Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class RepresentationElementMappingImpl extends IdentifiedElementImpl implements RepresentationElementMapping {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationTemplateImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationTemplateImpl.java
index 33574b8fd4..e352510677 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationTemplateImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/RepresentationTemplateImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationTemplate;
  * <em>Owned Representations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class RepresentationTemplateImpl extends EObjectImpl implements RepresentationTemplate {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SemanticBasedDecorationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SemanticBasedDecorationImpl.java
index 3650b7688f..4820105bec 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SemanticBasedDecorationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SemanticBasedDecorationImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.SemanticBasedDecoration;
  * <em>Domain Class</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SemanticBasedDecorationImpl extends DecorationDescriptionImpl implements SemanticBasedDecoration {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SystemColorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SystemColorImpl.java
index 9dcb57ef52..7bd5c994b8 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SystemColorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SystemColorImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.SystemColor;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SystemColorImpl extends FixedColorImpl implements SystemColor {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SytemColorsPaletteImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SytemColorsPaletteImpl.java
index e7aca29883..38da7d2ca3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SytemColorsPaletteImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/SytemColorsPaletteImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.SytemColorsPalette;
  * <em>Entries</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SytemColorsPaletteImpl extends EObjectImpl implements SytemColorsPalette {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorImpl.java
index bb23a45a8c..f4a2850f9e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.UserColor;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class UserColorImpl extends EObjectImpl implements UserColor {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorsPaletteImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorsPaletteImpl.java
index ce4c195627..848c3f7ae7 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorsPaletteImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserColorsPaletteImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.UserColorsPalette;
  * <em>Entries</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class UserColorsPaletteImpl extends EObjectImpl implements UserColorsPalette {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserFixedColorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserFixedColorImpl.java
index afa4bc1b36..7e510e4290 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserFixedColorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/UserFixedColorImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.UserFixedColor;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class UserFixedColorImpl extends FixedColorImpl implements UserFixedColor {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationImpl.java
index afce671eb4..8dd0ab77f1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.VSMElementCustomization;
  * <em>Feature Customizations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class VSMElementCustomizationImpl extends EObjectImpl implements VSMElementCustomization {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationReuseImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationReuseImpl.java
index e5c86a3741..f8b5d43a06 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationReuseImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/VSMElementCustomizationReuseImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.description.VSMElementCustomizationReuse;
  * <em>Applied On</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class VSMElementCustomizationReuseImpl extends EObjectImpl implements VSMElementCustomizationReuse {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ViewpointImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ViewpointImpl.java
index 132225c4ad..37e43193f4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ViewpointImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/impl/ViewpointImpl.java
@@ -90,7 +90,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>Customizes</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ViewpointImpl extends DocumentedElementImpl implements Viewpoint {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/BasicLabelStyleDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/BasicLabelStyleDescription.java
index 957f7fee84..14c38a6f77 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/BasicLabelStyleDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/BasicLabelStyleDescription.java
@@ -18,9 +18,9 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Basic Label Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -44,7 +44,7 @@ import org.eclipse.sirius.viewpoint.description.ColorDescription;
  * <em>Icon Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.style.StylePackage#getBasicLabelStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyleDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyleDescription.java
index 4bc41758c7..62ec68dd5f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyleDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyleDescription.java
@@ -16,10 +16,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Label Border Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of the border of a container label. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -37,7 +37,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Corner Width</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.style.StylePackage#getLabelBorderStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyles.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyles.java
index b596bf557e..4d28b86c45 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyles.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelBorderStyles.java
@@ -17,10 +17,10 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Label Border Styles</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A group of LabelBorderStyleDescription to store in
  * Environment.xmi. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Label Border Style Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.style.StylePackage#getLabelBorderStyles()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelStyleDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelStyleDescription.java
index 62297b167d..12ee74f5d2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelStyleDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/LabelStyleDescription.java
@@ -16,9 +16,9 @@ import org.eclipse.sirius.viewpoint.LabelAlignment;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Label Style Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The style of a label. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.sirius.viewpoint.LabelAlignment;
  * <em>Label Alignment</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.style.StylePackage#getLabelStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/StyleDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/StyleDescription.java
index a4cab218e6..8636c99002 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/StyleDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/StyleDescription.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Description</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.style.StylePackage#getStyleDescription()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/TooltipStyleDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/TooltipStyleDescription.java
index 178d5ef082..1a4dfc504f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/TooltipStyleDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/TooltipStyleDescription.java
@@ -18,7 +18,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em><b>Tooltip Style Description</b></em>'.
  * 
  * @since 0.9.0<!-- end-user-doc -->
- * 
+ *
  *        <p>
  *        The following features are supported:
  *        <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  *        <em>Tooltip Expression</em>}</li>
  *        </ul>
  *        </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.style.StylePackage#getTooltipStyleDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/BasicLabelStyleDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/BasicLabelStyleDescriptionImpl.java
index 3dd5f21fee..b8e64f7c01 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/BasicLabelStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/BasicLabelStyleDescriptionImpl.java
@@ -47,7 +47,7 @@ import org.eclipse.sirius.viewpoint.description.style.StylePackage;
  * <em>Icon Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BasicLabelStyleDescriptionImpl extends EObjectImpl implements BasicLabelStyleDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStyleDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStyleDescriptionImpl.java
index 06a7384b69..e68a4bac18 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStyleDescriptionImpl.java
@@ -38,7 +38,7 @@ import org.eclipse.sirius.viewpoint.description.style.StylePackage;
  * <em>Corner Width</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LabelBorderStyleDescriptionImpl extends EObjectImpl implements LabelBorderStyleDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStylesImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStylesImpl.java
index 774f95582e..a45ff53042 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStylesImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelBorderStylesImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.style.StylePackage;
  * <em>Label Border Style Descriptions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LabelBorderStylesImpl extends EObjectImpl implements LabelBorderStyles {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelStyleDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelStyleDescriptionImpl.java
index 3735970017..3b29d2fd97 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/LabelStyleDescriptionImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.style.StylePackage;
  * <em>Label Alignment</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LabelStyleDescriptionImpl extends BasicLabelStyleDescriptionImpl implements LabelStyleDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/TooltipStyleDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/TooltipStyleDescriptionImpl.java
index 1aedf5751a..875f82206b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/TooltipStyleDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/style/impl/TooltipStyleDescriptionImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.style.TooltipStyleDescription;
  * <em>Tooltip Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class TooltipStyleDescriptionImpl extends EObjectImpl implements TooltipStyleDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractToolDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractToolDescription.java
index 8212b91e86..b74d1846d8 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractToolDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractToolDescription.java
@@ -16,9 +16,9 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Abstract Tool Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Base class of all tools. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -33,7 +33,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getAbstractToolDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractVariable.java
index ba6df78efd..81ebe0d1b3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AbstractVariable.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Abstract Variable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getAbstractVariable()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AcceleoVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AcceleoVariable.java
index 9b46317af0..2a979b66f4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AcceleoVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/AcceleoVariable.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Acceleo Variable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getAcceleoVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Case.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Case.java
index b6a38899b6..358cdfc901 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Case.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Case.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Case</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> If the evaluation of the condition returns true then
  * all operations contains by this case statement will be executed, otherwise
  * all operations will be ignored. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getCase()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ChangeContext.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ChangeContext.java
index ba72f2fa8d..584f64387b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ChangeContext.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ChangeContext.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Change Context</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This operation allows to change the execution
  * context. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Browse Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getChangeContext()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerModelOperation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerModelOperation.java
index d5011f8d30..5ada0d6d83 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerModelOperation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerModelOperation.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container Model Operation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Sub Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getContainerModelOperation()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerViewVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerViewVariable.java
index 2dc215ddcd..25eb3d085e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerViewVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ContainerViewVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Container View Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getContainerViewVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/CreateInstance.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/CreateInstance.java
index 37cad4210f..eafe568ce0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/CreateInstance.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/CreateInstance.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Create Instance</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This operation allows to create a new instance. The
  * context must be the container of the new instance. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Variable Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getCreateInstance()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Default.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Default.java
index ed774d8c2e..f15a599b4c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Default.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Default.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Default</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The Default Case is executed if none of Case
  * condition are true. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getDefault()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DeleteView.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DeleteView.java
index 3e9bbf2e7c..328e56c599 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DeleteView.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DeleteView.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Delete View</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Deletes the current context if it is a view <!--
  * end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getDeleteView()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DialogVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DialogVariable.java
index 07d6bdba5c..db1bc9b667 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DialogVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DialogVariable.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Dialog Variable</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Dialog Prompt</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getDialogVariable()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DropContainerVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DropContainerVariable.java
index 8d7aa60971..bec75a79db 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DropContainerVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/DropContainerVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Drop Container Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getDropContainerVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/EditMaskVariables.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/EditMaskVariables.java
index ff3309c801..47b6df1228 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/EditMaskVariables.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/EditMaskVariables.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Edit Mask Variables</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Mask</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getEditMaskVariables()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDeleteVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDeleteVariable.java
index ff7a560541..74d3334f52 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDeleteVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDeleteVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element Delete Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getElementDeleteVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDropVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDropVariable.java
index 9f92430bb3..f684fc170c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDropVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementDropVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element Drop Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getElementDropVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementSelectVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementSelectVariable.java
index eab0acd1a6..753f382767 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementSelectVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementSelectVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element Select Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getElementSelectVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementVariable.java
index f46e6fe90d..80503ac575 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getElementVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementViewVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementViewVariable.java
index 3d4ff71448..4066f3ef52 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementViewVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ElementViewVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Element View Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getElementViewVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaAction.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaAction.java
index d85e6c4cac..fefca28e9d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaAction.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaAction.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>External Java Action</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Parameters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getExternalJavaAction()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionCall.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionCall.java
index c46779a213..fbbb432c60 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionCall.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionCall.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>External Java Action Call</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> An operation which can be used to call an
  * ExternalJavaAction defined elsewhere. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Action</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getExternalJavaActionCall()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionParameter.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionParameter.java
index 14b1ae4aff..d04e39645b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionParameter.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ExternalJavaActionParameter.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>External Java Action Parameter</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getExternalJavaActionParameter()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/FeatureChangeListener.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/FeatureChangeListener.java
index 523bacac5c..b62cedad05 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/FeatureChangeListener.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/FeatureChangeListener.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Feature Change Listener</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -28,7 +28,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Feature Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getFeatureChangeListener()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/For.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/For.java
index 450a5d9647..802c8672c2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/For.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/For.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>For</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This operation allows to iterate a list of elements.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Iterator Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getFor()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/If.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/If.java
index b6c1babd31..7a56bb4011 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/If.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/If.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>If</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> If the evaluation of the condition returns true then
  * all operations contains by this If statement will be executed, otherwise all
  * operations will be ignored. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getIf()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitEdgeCreationOperation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitEdgeCreationOperation.java
index 0b904f8c16..b01b57be02 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitEdgeCreationOperation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitEdgeCreationOperation.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Init Edge Creation Operation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getInitEdgeCreationOperation()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialContainerDropOperation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialContainerDropOperation.java
index 462ece023f..302174129a 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialContainerDropOperation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialContainerDropOperation.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Initial Container Drop Operation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getInitialContainerDropOperation()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialNodeCreationOperation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialNodeCreationOperation.java
index ce6e783e8a..dbdaaa6591 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialNodeCreationOperation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialNodeCreationOperation.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Initial Node Creation Operation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getInitialNodeCreationOperation()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialOperation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialOperation.java
index 80a0c853e4..9f102c4d7e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialOperation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/InitialOperation.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Initial Operation</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getInitialOperation()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MappingBasedToolDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MappingBasedToolDescription.java
index 47fa50d537..5439f8f981 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MappingBasedToolDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MappingBasedToolDescription.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Mapping Based Tool Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A mapping based tool. This is a tool that create a
  * ViewPointElement. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getMappingBasedToolDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescription.java
index 3766d241be..c3d45ba950 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescription.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Menu Item Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Icon</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getMenuItemDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescriptionReference.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescriptionReference.java
index a0cdd70224..41ec631464 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescriptionReference.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemDescriptionReference.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Menu Item Description Reference</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -23,7 +23,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Item</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getMenuItemDescriptionReference()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemOrRef.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemOrRef.java
index faba389ed9..35f1bdf9ed 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemOrRef.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MenuItemOrRef.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Menu Item Or Ref</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getMenuItemOrRef()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ModelOperation.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ModelOperation.java
index 3ce5c48236..c2f616e28f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ModelOperation.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ModelOperation.java
@@ -16,8 +16,8 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Model Operation</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getModelOperation()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MoveElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MoveElement.java
index 0f4ffb3f04..333ecf7cd4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MoveElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/MoveElement.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Move Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Move the element of the current context to another
  * container. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Feature Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getMoveElement()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/NameVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/NameVariable.java
index b36c207554..f89f9e673f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/NameVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/NameVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Name Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getNameVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/OperationAction.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/OperationAction.java
index 5216609c41..4e79fd47bf 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/OperationAction.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/OperationAction.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Operation Action</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getOperationAction()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PasteDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PasteDescription.java
index fae67ef330..7860b06ed6 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PasteDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PasteDescription.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.PasteTargetDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Paste Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Tool that describes a paste operation. <!--
  * end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.PasteTargetDescription;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getPasteDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PopupMenu.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PopupMenu.java
index 39693e45ad..bab46a6c0e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PopupMenu.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/PopupMenu.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Popup Menu</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -25,7 +25,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Menu Item Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getPopupMenu()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RemoveElement.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RemoveElement.java
index a782e4f027..a7c19478b4 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RemoveElement.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RemoveElement.java
@@ -14,11 +14,11 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Remove Element</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Remove the element represented by the current
  * context. <!-- end-model-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getRemoveElement()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationCreationDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationCreationDescription.java
index fc49ee0b32..1b375a8cc9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationCreationDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationCreationDescription.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Creation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -42,7 +42,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Representation Name Variable</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getRepresentationCreationDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationNavigationDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationNavigationDescription.java
index 0176cab54d..d2512fddb9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationNavigationDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/RepresentationNavigationDescription.java
@@ -18,7 +18,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Representation Navigation Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -42,7 +42,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Representation Name Variable</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getRepresentationNavigationDescription()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectContainerVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectContainerVariable.java
index cf791a8b39..5114568a84 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectContainerVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectContainerVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Select Container Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSelectContainerVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectModelElementVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectModelElementVariable.java
index 31dd6ee45c..3a17a3c955 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectModelElementVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectModelElementVariable.java
@@ -16,8 +16,8 @@ import org.eclipse.sirius.viewpoint.description.SelectionDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Select Model Element Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSelectModelElementVariable()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectionWizardDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectionWizardDescription.java
index 1f79121130..24120f4f82 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectionWizardDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SelectionWizardDescription.java
@@ -16,7 +16,7 @@ import org.eclipse.sirius.viewpoint.description.SelectionDescription;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Selection Wizard Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.description.SelectionDescription;
  * <em>Window Image Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSelectionWizardDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetObject.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetObject.java
index d8f2d29bd7..5a5bef6cc2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetObject.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetObject.java
@@ -16,7 +16,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Set Object</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Object</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSetObject()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetValue.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetValue.java
index a586cfadab..2927678dd6 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetValue.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SetValue.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Set Value</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> This operation allows to set a value of a feature of
  * the current context. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Value Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSetValue()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SubVariable.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SubVariable.java
index 8cda08ecd1..bf6c7f23a3 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SubVariable.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SubVariable.java
@@ -14,8 +14,8 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Sub Variable</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSubVariable()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Switch.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Switch.java
index ff636e2648..5a518fe799 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Switch.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Switch.java
@@ -16,12 +16,12 @@ import org.eclipse.emf.common.util.EList;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Switch</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> Swich contains 1 or more Case and 1 Default Case. If
  * no Case condition return true, Default Case is executed. If there are more
  * Case condition who return true it's the first Condition Case true who is
  * executed. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -31,7 +31,7 @@ import org.eclipse.emf.common.util.EList;
  * <em>Default</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSwitch()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SwitchChild.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SwitchChild.java
index fbd139a785..277607f6be 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SwitchChild.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/SwitchChild.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Switch Child</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Sub Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getSwitchChild()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolDescription.java
index ae605f87a5..4b6815ee7b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolDescription.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -32,7 +32,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getToolDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolEntry.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolEntry.java
index 30c8798f80..66480f20e1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolEntry.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolEntry.java
@@ -17,8 +17,8 @@ import org.eclipse.sirius.viewpoint.description.IdentifiedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Entry</b></em>'. <!-- end-user-doc -->
- * 
- * 
+ *
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getToolEntry()
  * @model interface="true" abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolFilterDescription.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolFilterDescription.java
index b83794e0e4..85f3179a34 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolFilterDescription.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/ToolFilterDescription.java
@@ -17,11 +17,11 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Filter Description</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> filter to hide a tool in UI based on preconditon
  * evaluated when specified elements to listen are modified <!-- end-model-doc
  * -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -36,7 +36,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Listeners</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getToolFilterDescription()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Unset.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Unset.java
index e56203b590..53e2bc5c1d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Unset.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/Unset.java
@@ -14,7 +14,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Unset</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description.tool;
  * <em>Element Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getUnset()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/VariableContainer.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/VariableContainer.java
index d7e3f6364b..c26ee87e52 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/VariableContainer.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/VariableContainer.java
@@ -17,7 +17,7 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Variable Container</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.tool.ToolPackage#getVariableContainer()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractToolDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractToolDescriptionImpl.java
index 7f1d1f4afc..1b411bc428 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractToolDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractToolDescriptionImpl.java
@@ -51,7 +51,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Filters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class AbstractToolDescriptionImpl extends DocumentedElementImpl implements AbstractToolDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractVariableImpl.java
index 70d7d49fdb..46196662d2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AbstractVariableImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class AbstractVariableImpl extends EObjectImpl implements AbstractVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AcceleoVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AcceleoVariableImpl.java
index 55b379c558..decf340488 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AcceleoVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/AcceleoVariableImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Computation Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class AcceleoVariableImpl extends VariableContainerImpl implements AcceleoVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CaseImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CaseImpl.java
index 13be43159f..634cec8483 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CaseImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CaseImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CaseImpl extends SwitchChildImpl implements Case {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ChangeContextImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ChangeContextImpl.java
index 5aa9f2c2cb..172b36d9f1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ChangeContextImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ChangeContextImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Browse Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ChangeContextImpl extends ContainerModelOperationImpl implements ChangeContext {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerModelOperationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerModelOperationImpl.java
index f5523b9fd9..f368298945 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerModelOperationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerModelOperationImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Sub Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ContainerModelOperationImpl extends ModelOperationImpl implements ContainerModelOperation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerViewVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerViewVariableImpl.java
index ab1d7bc197..324c59f9e9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerViewVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ContainerViewVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ContainerViewVariableImpl extends AbstractVariableImpl implements ContainerViewVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CreateInstanceImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CreateInstanceImpl.java
index 52090d68d8..789b59e3b9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CreateInstanceImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/CreateInstanceImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Variable Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class CreateInstanceImpl extends ContainerModelOperationImpl implements CreateInstance {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DefaultImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DefaultImpl.java
index 39d712497e..7fcd5886e8 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DefaultImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DefaultImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Default</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DefaultImpl extends SwitchChildImpl implements Default {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DeleteViewImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DeleteViewImpl.java
index e714ea082d..5f881230a7 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DeleteViewImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DeleteViewImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Delete View</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DeleteViewImpl extends ContainerModelOperationImpl implements DeleteView {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DialogVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DialogVariableImpl.java
index 09c2d27f22..b8220fab04 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DialogVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DialogVariableImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Dialog Prompt</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DialogVariableImpl extends AbstractVariableImpl implements DialogVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DropContainerVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DropContainerVariableImpl.java
index d4b2dfa9e9..1a592f36f5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DropContainerVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/DropContainerVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DropContainerVariableImpl extends AbstractVariableImpl implements DropContainerVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/EditMaskVariablesImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/EditMaskVariablesImpl.java
index d81e27ff7f..ee26af72bc 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/EditMaskVariablesImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/EditMaskVariablesImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Mask</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class EditMaskVariablesImpl extends EObjectImpl implements EditMaskVariables {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDeleteVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDeleteVariableImpl.java
index 780a57ca43..b94aba3076 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDeleteVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDeleteVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementDeleteVariableImpl extends AbstractVariableImpl implements ElementDeleteVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDropVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDropVariableImpl.java
index f469b9e51c..6f384df176 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDropVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementDropVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementDropVariableImpl extends AbstractVariableImpl implements ElementDropVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementSelectVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementSelectVariableImpl.java
index cdbd661a2e..2b3543a535 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementSelectVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementSelectVariableImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Element Select Variable</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementSelectVariableImpl extends AbstractVariableImpl implements ElementSelectVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementVariableImpl.java
index 51eb3b8829..cc3f310347 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementVariableImpl extends AbstractVariableImpl implements ElementVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementViewVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementViewVariableImpl.java
index f4866e740c..5202f7ce30 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementViewVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ElementViewVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ElementViewVariableImpl extends AbstractVariableImpl implements ElementViewVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionCallImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionCallImpl.java
index c02c3bb13d..03c83ddad6 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionCallImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionCallImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Action</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ExternalJavaActionCallImpl extends MenuItemDescriptionImpl implements ExternalJavaActionCall {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionImpl.java
index 5d51f01240..b6c2be1d73 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionImpl.java
@@ -44,7 +44,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Parameters</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ExternalJavaActionImpl extends MenuItemDescriptionImpl implements ExternalJavaAction {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionParameterImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionParameterImpl.java
index 6bd2f267f9..4518f85044 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionParameterImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ExternalJavaActionParameterImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Value</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ExternalJavaActionParameterImpl extends EObjectImpl implements ExternalJavaActionParameter {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/FeatureChangeListenerImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/FeatureChangeListenerImpl.java
index 536c68bfd6..b1979c931d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/FeatureChangeListenerImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/FeatureChangeListenerImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Feature Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class FeatureChangeListenerImpl extends EObjectImpl implements FeatureChangeListener {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ForImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ForImpl.java
index 1d344f1c8a..0846677ec5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ForImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ForImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Iterator Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ForImpl extends ContainerModelOperationImpl implements For {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/IfImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/IfImpl.java
index 3c68f42dd2..7591a8f341 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/IfImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/IfImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Condition Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class IfImpl extends ContainerModelOperationImpl implements If {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitEdgeCreationOperationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitEdgeCreationOperationImpl.java
index 52a0784573..38e1e093d8 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitEdgeCreationOperationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitEdgeCreationOperationImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InitEdgeCreationOperationImpl extends EObjectImpl implements InitEdgeCreationOperation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialContainerDropOperationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialContainerDropOperationImpl.java
index dc57fe31f8..4adfbd592c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialContainerDropOperationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialContainerDropOperationImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InitialContainerDropOperationImpl extends EObjectImpl implements InitialContainerDropOperation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialNodeCreationOperationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialNodeCreationOperationImpl.java
index a467bd0b19..f8ff631a60 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialNodeCreationOperationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialNodeCreationOperationImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InitialNodeCreationOperationImpl extends EObjectImpl implements InitialNodeCreationOperation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialOperationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialOperationImpl.java
index 183de267dc..2d285c5123 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialOperationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/InitialOperationImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>First Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class InitialOperationImpl extends EObjectImpl implements InitialOperation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MappingBasedToolDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MappingBasedToolDescriptionImpl.java
index 9e633664c7..669aef1908 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MappingBasedToolDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MappingBasedToolDescriptionImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Mapping Based Tool Description</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class MappingBasedToolDescriptionImpl extends AbstractToolDescriptionImpl implements MappingBasedToolDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionImpl.java
index 40f692e4ba..99e44153af 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Icon</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class MenuItemDescriptionImpl extends AbstractToolDescriptionImpl implements MenuItemDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionReferenceImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionReferenceImpl.java
index 7786c63f98..bdbce4be40 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionReferenceImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MenuItemDescriptionReferenceImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Item</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MenuItemDescriptionReferenceImpl extends EObjectImpl implements MenuItemDescriptionReference {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ModelOperationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ModelOperationImpl.java
index bd593bd9d1..6388f14c3f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ModelOperationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ModelOperationImpl.java
@@ -21,7 +21,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Model Operation</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ModelOperationImpl extends EObjectImpl implements ModelOperation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MoveElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MoveElementImpl.java
index ebe3f104b7..0dec98b739 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MoveElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/MoveElementImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Feature Name</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MoveElementImpl extends ContainerModelOperationImpl implements MoveElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/NameVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/NameVariableImpl.java
index c603085227..5180652631 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/NameVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/NameVariableImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Name Variable</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class NameVariableImpl extends AbstractVariableImpl implements NameVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/OperationActionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/OperationActionImpl.java
index 51c09d6d1f..1b60d1266e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/OperationActionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/OperationActionImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class OperationActionImpl extends MenuItemDescriptionImpl implements OperationAction {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PasteDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PasteDescriptionImpl.java
index cdecaaa663..5da2cb0b38 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PasteDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PasteDescriptionImpl.java
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class PasteDescriptionImpl extends MappingBasedToolDescriptionImpl implements PasteDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PopupMenuImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PopupMenuImpl.java
index 2e535d8dc4..72aa78452f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PopupMenuImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/PopupMenuImpl.java
@@ -34,7 +34,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Menu Item Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class PopupMenuImpl extends AbstractToolDescriptionImpl implements PopupMenu {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RemoveElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RemoveElementImpl.java
index a1b95d16ee..97f0a9c6d0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RemoveElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RemoveElementImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Remove Element</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class RemoveElementImpl extends ContainerModelOperationImpl implements RemoveElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationCreationDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationCreationDescriptionImpl.java
index 37735630e2..d033098183 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationCreationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationCreationDescriptionImpl.java
@@ -51,7 +51,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Representation Name Variable</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class RepresentationCreationDescriptionImpl extends AbstractToolDescriptionImpl implements RepresentationCreationDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationNavigationDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationNavigationDescriptionImpl.java
index d1a9ecb5a0..44abc456a2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationNavigationDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/RepresentationNavigationDescriptionImpl.java
@@ -51,7 +51,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Representation Name Variable</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class RepresentationNavigationDescriptionImpl extends AbstractToolDescriptionImpl implements RepresentationNavigationDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectContainerVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectContainerVariableImpl.java
index 7498dd0455..2801dadfdd 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectContainerVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectContainerVariableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SelectContainerVariableImpl extends AbstractVariableImpl implements SelectContainerVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectModelElementVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectModelElementVariableImpl.java
index d96d753488..46c0332cb9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectModelElementVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectModelElementVariableImpl.java
@@ -45,7 +45,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Message</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SelectModelElementVariableImpl extends SubVariableImpl implements SelectModelElementVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectionWizardDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectionWizardDescriptionImpl.java
index 85b5b2d286..2184614f90 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectionWizardDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SelectionWizardDescriptionImpl.java
@@ -72,7 +72,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Window Image Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SelectionWizardDescriptionImpl extends AbstractToolDescriptionImpl implements SelectionWizardDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetObjectImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetObjectImpl.java
index 7dc5f6d0bc..c65c692c7b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetObjectImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetObjectImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Object</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SetObjectImpl extends ContainerModelOperationImpl implements SetObject {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetValueImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetValueImpl.java
index affe09990a..7a825e573b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetValueImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SetValueImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Value Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SetValueImpl extends ContainerModelOperationImpl implements SetValue {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SubVariableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SubVariableImpl.java
index 6d6c72d3f7..18707baefa 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SubVariableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SubVariableImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em><b>Sub Variable</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class SubVariableImpl extends AbstractVariableImpl implements SubVariable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchChildImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchChildImpl.java
index 66ddf544d9..43e730513f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchChildImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchChildImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Sub Model Operations</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class SwitchChildImpl extends EObjectImpl implements SwitchChild {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchImpl.java
index f1880d628e..5cbb4f3644 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/SwitchImpl.java
@@ -40,7 +40,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Default</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SwitchImpl extends ModelOperationImpl implements Switch {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolDescriptionImpl.java
index 12b8eab8ce..0950051951 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolDescriptionImpl.java
@@ -42,7 +42,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ToolDescriptionImpl extends MappingBasedToolDescriptionImpl implements ToolDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolFilterDescriptionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolFilterDescriptionImpl.java
index 9d09b2fff1..ac00b02779 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolFilterDescriptionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/ToolFilterDescriptionImpl.java
@@ -43,7 +43,7 @@ import org.eclipse.sirius.viewpoint.description.tool.ToolPackage;
  * <em>Listeners</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ToolFilterDescriptionImpl extends EObjectImpl implements ToolFilterDescription {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/UnsetImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/UnsetImpl.java
index 56f75bb790..cdf69aa012 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/UnsetImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/UnsetImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.tool.Unset;
  * <em>Element Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class UnsetImpl extends ContainerModelOperationImpl implements Unset {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/VariableContainerImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/VariableContainerImpl.java
index f250aa43b4..5e84a9e912 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/VariableContainerImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/tool/impl/VariableContainerImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.tool.VariableContainer;
  * <em>Sub Variables</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class VariableContainerImpl extends EObjectImpl implements VariableContainer {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/RuleAudit.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/RuleAudit.java
index 286fea8635..07bad2b2c1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/RuleAudit.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/RuleAudit.java
@@ -16,9 +16,9 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Rule Audit</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> The validation expression. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -27,7 +27,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Audit Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.validation.ValidationPackage#getRuleAudit()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/SemanticValidationRule.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/SemanticValidationRule.java
index 062c67301b..ab69cd19e5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/SemanticValidationRule.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/SemanticValidationRule.java
@@ -14,10 +14,10 @@ package org.eclipse.sirius.viewpoint.description.validation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Semantic Validation Rule</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A validation rule that is applied on a semantic
  * element. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -26,7 +26,7 @@ package org.eclipse.sirius.viewpoint.description.validation;
  * <em>Target Class</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.validation.ValidationPackage#getSemanticValidationRule()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationFix.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationFix.java
index 78217f42b8..c6bb674527 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationFix.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationFix.java
@@ -17,7 +17,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Fix</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.tool.InitialOperation;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.validation.ValidationPackage#getValidationFix()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationRule.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationRule.java
index a8828cbe2a..31b89d5fd2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationRule.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationRule.java
@@ -17,9 +17,9 @@ import org.eclipse.emf.ecore.EObject;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Rule</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A validation rule. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -37,7 +37,7 @@ import org.eclipse.emf.ecore.EObject;
  * <em>Fixes</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.validation.ValidationPackage#getValidationRule()
  * @model abstract="true"
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationSet.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationSet.java
index 7f0270e595..d66aae431c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationSet.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ValidationSet.java
@@ -17,9 +17,9 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>Set</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A set of validation rules. <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.DocumentedElement;
  * <em>All Rules</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.validation.ValidationPackage#getValidationSet()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ViewValidationRule.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ViewValidationRule.java
index f9ea3784af..b2e53321a9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ViewValidationRule.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/ViewValidationRule.java
@@ -17,10 +17,10 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
 /**
  * <!-- begin-user-doc --> A representation of the model object '
  * <em><b>View Validation Rule</b></em>'. <!-- end-user-doc -->
- * 
+ *
  * <!-- begin-model-doc --> A validation rule that is applied on a view element.
  * <!-- end-model-doc -->
- * 
+ *
  * <p>
  * The following features are supported:
  * <ul>
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Targets</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @see org.eclipse.sirius.viewpoint.description.validation.ValidationPackage#getViewValidationRule()
  * @model
  * @generated
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/RuleAuditImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/RuleAuditImpl.java
index caafcd275f..ebba54b321 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/RuleAuditImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/RuleAuditImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationPackage;
  * <em>Audit Expression</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class RuleAuditImpl extends EObjectImpl implements RuleAudit {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/SemanticValidationRuleImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/SemanticValidationRuleImpl.java
index 2fa93928ff..3fe1e50fe2 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/SemanticValidationRuleImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/SemanticValidationRuleImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationPackage;
  * <em>Target Class</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SemanticValidationRuleImpl extends ValidationRuleImpl implements SemanticValidationRule {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationFixImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationFixImpl.java
index ea02c9dd25..e6e25eb608 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationFixImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationFixImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationPackage;
  * <em>Initial Operation</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ValidationFixImpl extends EObjectImpl implements ValidationFix {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationRuleImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationRuleImpl.java
index 79eb5d35b1..f42d746b03 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationRuleImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationRuleImpl.java
@@ -49,7 +49,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationRule;
  * <em>Fixes</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class ValidationRuleImpl extends EObjectImpl implements ValidationRule {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationSetImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationSetImpl.java
index a32858b534..d3375940c0 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationSetImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ValidationSetImpl.java
@@ -47,7 +47,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ValidationSet;
  * <em>All Rules</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ValidationSetImpl extends DocumentedElementImpl implements ValidationSet {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ViewValidationRuleImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ViewValidationRuleImpl.java
index 89be9d2da1..64c89ea29b 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ViewValidationRuleImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/description/validation/impl/ViewValidationRuleImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.validation.ViewValidationRule;
  * <em>Targets</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class ViewValidationRuleImpl extends ValidationRuleImpl implements ViewValidationRule {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/BasicLabelStyleImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/BasicLabelStyleImpl.java
index cf94a83910..15f23764de 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/BasicLabelStyleImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/BasicLabelStyleImpl.java
@@ -42,7 +42,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Icon Path</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class BasicLabelStyleImpl extends CustomizableImpl implements BasicLabelStyle {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/CustomizableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/CustomizableImpl.java
index f857728a5c..340af8b449 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/CustomizableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/CustomizableImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Custom Features</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class CustomizableImpl extends EObjectImpl implements Customizable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisCustomDataImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisCustomDataImpl.java
index 23d56b656b..283a2fb620 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisCustomDataImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisCustomDataImpl.java
@@ -33,7 +33,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Data</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DAnalysisCustomDataImpl extends EObjectImpl implements DAnalysisCustomData {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisImpl.java
index 1fcd5d7805..b13081aee7 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisImpl.java
@@ -54,7 +54,7 @@ import org.eclipse.sirius.viewpoint.description.DAnnotationEntry;
  * Version</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DAnalysisImpl extends EObjectImpl implements DAnalysis {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisSessionEObjectImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisSessionEObjectImpl.java
index a6b84aaa38..2a828ba026 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisSessionEObjectImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DAnalysisSessionEObjectImpl.java
@@ -56,7 +56,7 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
  * <em>Synchronization Status</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DAnalysisSessionEObjectImpl extends EObjectImpl implements DAnalysisSessionEObject {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFeatureExtensionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFeatureExtensionImpl.java
index 3dc86c663c..f236ebeaf5 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFeatureExtensionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFeatureExtensionImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.description.FeatureExtensionDescription;
  * <em>Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DFeatureExtensionImpl extends EObjectImpl implements DFeatureExtension {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFileImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFileImpl.java
index 0174a15f5d..b704849a3e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFileImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFileImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * </li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DFileImpl extends EObjectImpl implements DFile {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFolderImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFolderImpl.java
index b3f1c7e253..babda2ac18 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFolderImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DFolderImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em><b>DFolder</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DFolderImpl extends DResourceContainerImpl implements DFolder {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DModelImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DModelImpl.java
index 87912a0036..0c9dce0f03 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DModelImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DModelImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em><b>DModel</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DModelImpl extends DFileImpl implements DModel {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigableImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigableImpl.java
index b6b8129923..be5b7b02e1 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigableImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigableImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Owned Navigation Links</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DNavigableImpl extends EObjectImpl implements DNavigable {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigationLinkImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigationLinkImpl.java
index 9a1407b9f4..1cb5c54dfd 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigationLinkImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DNavigationLinkImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.description.NavigationTargetType;
  * <em>Label</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DNavigationLinkImpl extends EObjectImpl implements DNavigationLink {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DProjectImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DProjectImpl.java
index e1742a3ab0..d1fda2d6e9 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DProjectImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DProjectImpl.java
@@ -20,7 +20,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em><b>DProject</b></em>'. <!-- end-user-doc -->
  * <p>
  * </p>
- * 
+ *
  * @generated
  */
 public class DProjectImpl extends DResourceContainerImpl implements DProject {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationContainerImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationContainerImpl.java
index ec63444984..208ab4644e 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationContainerImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationContainerImpl.java
@@ -28,7 +28,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Models</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DRepresentationContainerImpl extends DViewImpl implements DRepresentationContainer {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationElementImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationElementImpl.java
index 4e41df05e7..8bc3f647ab 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationElementImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationElementImpl.java
@@ -47,7 +47,7 @@ import org.eclipse.sirius.viewpoint.description.RepresentationElementMapping;
  * <em>Semantic Elements</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DRepresentationElementImpl extends EObjectImpl implements DRepresentationElement {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationImpl.java
index 3dd0681da3..2bc9112346 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DRepresentationImpl.java
@@ -53,7 +53,7 @@ import org.eclipse.sirius.viewpoint.description.impl.DocumentedElementImpl;
  * <em>Owned Annotation Entries</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DRepresentationImpl extends DocumentedElementImpl implements DRepresentation {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DResourceContainerImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DResourceContainerImpl.java
index 1eea7f3c42..efefc22e5d 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DResourceContainerImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DResourceContainerImpl.java
@@ -41,7 +41,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Members</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DResourceContainerImpl extends EObjectImpl implements DResourceContainer {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSemanticDecoratorImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSemanticDecoratorImpl.java
index 76fa48b394..c35cfcf24c 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSemanticDecoratorImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSemanticDecoratorImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Target</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class DSemanticDecoratorImpl extends EObjectImpl implements DSemanticDecorator {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSourceFileLinkImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSourceFileLinkImpl.java
index 1f9ee9d6b4..5553392842 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSourceFileLinkImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DSourceFileLinkImpl.java
@@ -36,7 +36,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>End Position</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DSourceFileLinkImpl extends DNavigationLinkImpl implements DSourceFileLink {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DViewImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DViewImpl.java
index dfcf841246..a8780fe966 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DViewImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DViewImpl.java
@@ -54,7 +54,7 @@ import org.eclipse.sirius.viewpoint.description.Viewpoint;
  * Viewpoint</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DViewImpl extends EObjectImpl implements DView {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DecorationImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DecorationImpl.java
index d045984c10..f2e39f72ca 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DecorationImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/DecorationImpl.java
@@ -30,7 +30,7 @@ import org.eclipse.sirius.viewpoint.description.DecorationDescription;
  * <em>Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class DecorationImpl extends EObjectImpl implements Decoration {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/LabelStyleImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/LabelStyleImpl.java
index 9834cd2fbf..32ebb21064 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/LabelStyleImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/LabelStyleImpl.java
@@ -29,7 +29,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Label Alignment</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class LabelStyleImpl extends BasicLabelStyleImpl implements LabelStyle {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/MetaModelExtensionImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/MetaModelExtensionImpl.java
index c5f5299ae0..da90ba6e7f 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/MetaModelExtensionImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/MetaModelExtensionImpl.java
@@ -31,7 +31,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Extension Group</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class MetaModelExtensionImpl extends EObjectImpl implements MetaModelExtension {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/RGBValuesImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/RGBValuesImpl.java
index d8011834ff..5755728b21 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/RGBValuesImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/RGBValuesImpl.java
@@ -32,7 +32,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * </em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class RGBValuesImpl extends EObjectImpl implements RGBValues {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/SessionManagerEObjectImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/SessionManagerEObjectImpl.java
index 225b9a6bf1..9879fbe676 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/SessionManagerEObjectImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/SessionManagerEObjectImpl.java
@@ -35,7 +35,7 @@ import org.eclipse.sirius.viewpoint.ViewpointPackage;
  * <em>Owned Sessions</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public class SessionManagerEObjectImpl extends EObjectImpl implements SessionManagerEObject {
diff --git a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/StyleImpl.java b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/StyleImpl.java
index db4cadf9fd..96393e41bd 100644
--- a/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/StyleImpl.java
+++ b/plugins/org.eclipse.sirius/src-gen/org/eclipse/sirius/viewpoint/impl/StyleImpl.java
@@ -37,7 +37,7 @@ import org.eclipse.sirius.viewpoint.description.style.StyleDescription;
  * Description</em>}</li>
  * </ul>
  * </p>
- * 
+ *
  * @generated
  */
 public abstract class StyleImpl extends EObjectImpl implements Style {