Updated openstack/openstack
Project: openstack/heat  3bc511f35445e0fbe1b83dce69c2181ca4089b01

Add ModelSMigrationSync classes

Add classes for testing correspondence between migration scripts
and metadata.

Implements bp: db-sync-models-with-migrations

Change-Id: Ia007a3b218302f9462b152fa98ad177c4cfff24d