name update is handled.

with this fix name update can be done
for lbaasv1 vip and lbaas v2 loadbalancer/listener/pool

Change-Id: I3de6e159f532d8e5e2c4fc886e2df51a79633d91
Closes-bug: 1376117

neutron_plugin_contrail/plugins/opencontrail/loadbalancer/resource_manager.py

@@ -291,6 +291,10 @@ def update(self, context, id, resource):
                 obj.set_id_perms(id_perms)
                 update = True
 
+            if 'name' in r and r['name'] != obj.get_display_name():
+                obj.set_display_name(r['name'])
+                update = True
+
             if self.update_properties(obj, id, r):
                 update = True
             if self.update_object(obj, id, r):