updated target so as to use xtext 2.14.0 and followed additional information based on bug fix : https://bugs.eclipse.org/bugs/show_bug.cgi?id=531640 and https://github.com/eclipse/xtext/issues/1231
diff --git a/eclipse-tools/model-transformation/build/org.eclipse.app4mc.transformation.build/pom.xml b/eclipse-tools/model-transformation/build/org.eclipse.app4mc.transformation.build/pom.xml
index ec872a0..ae5a899 100644
--- a/eclipse-tools/model-transformation/build/org.eclipse.app4mc.transformation.build/pom.xml
+++ b/eclipse-tools/model-transformation/build/org.eclipse.app4mc.transformation.build/pom.xml
@@ -24,7 +24,7 @@
 		<sphinx-repo-url>http://download.eclipse.org/sphinx/updates/interim/
 		</sphinx-repo-url>
 
-		<xtext-url>http://download.eclipse.org/modeling/tmf/xtext/updates/releases/2.10.0/
+		<xtext-url>http://download.eclipse.org/modeling/tmf/xtext/updates/releases/2.14.0/
 		</xtext-url>
 		
 		<eclipse-license>http://download.eclipse.org/cbi/updates/license/</eclipse-license>
@@ -299,7 +299,7 @@
 						<dependency>
 						    <groupId>org.eclipse.platform</groupId>
 						    <artifactId>org.eclipse.equinox.common</artifactId>
-						    <version>3.10.0</version>
+						    <version>[3.8.0,4.0.0)</version>
 						</dependency>
 					</dependencies>