metamodel change: PictogramElement#isVisible() marked as unsupported.
diff --git a/plugins/org.eclipse.graphiti.mm/src-gen/org/eclipse/graphiti/mm/pictograms/PictogramElement.java b/plugins/org.eclipse.graphiti.mm/src-gen/org/eclipse/graphiti/mm/pictograms/PictogramElement.java
index 64ccfb1..8fd11b0 100644
--- a/plugins/org.eclipse.graphiti.mm/src-gen/org/eclipse/graphiti/mm/pictograms/PictogramElement.java
+++ b/plugins/org.eclipse.graphiti.mm/src-gen/org/eclipse/graphiti/mm/pictograms/PictogramElement.java
@@ -42,8 +42,7 @@
 	 * Returns the value of the '<em><b>Visible</b></em>' attribute.
 	 * <!-- begin-user-doc -->
 	 * <p>
-	 * If the meaning of the '<em>Visible</em>' attribute isn't clear,
-	 * there really should be more of a description here...
+	 * This method is reserved for future usage and is currently not supported by the framework.
 	 * </p>
 	 * <!-- end-user-doc -->
 	 * @return the value of the '<em>Visible</em>' attribute.
@@ -57,6 +56,9 @@
 	/**
 	 * Sets the value of the '{@link org.eclipse.graphiti.mm.pictograms.PictogramElement#isVisible <em>Visible</em>}' attribute.
 	 * <!-- begin-user-doc -->
+	 * <p>
+	 * This method is reserved for future usage and is currently not supported by the framework.
+	 * </p>
 	 * <!-- end-user-doc -->
 	 * @param value the new value of the '<em>Visible</em>' attribute.
 	 * @see #isVisible()