[Releng] Update changes.xml

Change-Id: I80c05f0c97c98bc7eb256a1d5482f4fccf8c0355
Signed-off-by: Shuai Li <shuai.li@cea.fr>
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index ccf326a..6cee723 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -5,10 +5,10 @@
     <title>Changes Report: Papyrus MARTE</title>
   </properties>
   <body>
-  	<release version="1.2.0" date="2016-09-13" description="Initial Version">
+  	<release version="1.2.1" date="2016-09-23" description="Initial Version">
       <action dev="sli" type="update">
-		Project Creation
+		Migrate MARTE from Papyrus extras to a Papyrus component
       </action>     	      
-    </release>  
+    </release>
   </body>
 </document>
\ No newline at end of file