Updated openstack/openstack
Project: openstack/heat  aa54c9baf73f00585f5cbe1346649221f473a0e0

Add cinder volume custom constraint

Add cinder volume custom constraint to validate
the existent of the volume not wait creation.

Change-Id: Idf4b7139eff2532e71aff48ff4a965c9e52a0921
Implements: blueprint cinder-custom-constraints