Added waiting logic for server operations
Added waiting logic for server operations

This is a simplification to the profile implementation.

Change-Id: I0fc0b5c937128c7dd58c34eb095daac54d670938

tengqm/senlin-container,openstack/senlin,stackforge/senlin,openstack/senlin,Alzon/senlin,Alzon/senlin,tengqm/senlin-container,openstack/senlin,stackforge/senlin