ALF-2220 fix. Rendition Definitions should only be persisted on startup if they have not already been persisted.

Also removed an unnecessary TODO.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@19914 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/rendition/RenditionDefinitionImpl.java

@@ -37,7 +37,7 @@ public class RenditionDefinitionImpl extends ActionImpl implements RenditionDefi
      * Serial version UID
      */
     private static final long serialVersionUID = 4336392868488634875L;
-    //TODO rename to renditionDefinitionName
+
     protected static final String RENDITION_DEFINITION_NAME = "renderingActionName";
 
     public NodeRef renditionParent;