add possibility separate rabbitmq from openstack

Change-Id: If458e09c72131063b99302469a4dcf27d7281a5c
diff --git a/opencontrail/control/control.yml b/opencontrail/control/control.yml
index 4346105..50c0c77 100644
--- a/opencontrail/control/control.yml
+++ b/opencontrail/control/control.yml
@@ -24,9 +24,9 @@
         address: ${_param:cluster_local_address}
       message_queue:
         members:
-          - host: ${_param:openstack_message_queue_node01_address}
-          - host: ${_param:openstack_message_queue_node02_address}
-          - host: ${_param:openstack_message_queue_node03_address}
+          - host: ${_param:opencontrail_message_queue_node01_address}
+          - host: ${_param:opencontrail_message_queue_node02_address}
+          - host: ${_param:opencontrail_message_queue_node03_address}
       identity:
         region: ${_param:openstack_region}
         host: ${_param:openstack_control_address}