Persistence of child associations

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@13835 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/forms/AssociationFieldDefinition.java

@@ -123,6 +123,7 @@ public class AssociationFieldDefinition extends FieldDefinition
     /*
      * @see java.lang.Object#toString()
      */
+    @Override
     public String toString()
     {
         StringBuilder buffer = new StringBuilder(super.toString());