Dictionary/Constraint improvements (required by MOB-1276)

- get constraints (for model)
- add optional title and/or description

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@15913 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/dictionary/constraint/RegisteredConstraint.java

@@ -109,6 +109,14 @@ public final class RegisteredConstraint implements Constraint
         return getConstraint().getType();
     }
     
+    /**
+     * Defers to the registered constraint
+     */
+    public String getTitle()
+    {
+        return getConstraint().getTitle();
+    }
+    
     /**
      * Defers to the registered constraint
      */