Updated openstack/openstack
Project: openstack/trove  f14c87f015a99221467a127568b13b9fa717a29f
null
move datastore manager to the datastore version

This moves the datastore manager field to the datastore version object
so that we can have managers per datastore version and they can be
shared if nessesary.

implements blueprint move-manager-to-datastore-version

Change-Id: I1c889a01005ec482bcd44e0e19475bc972e1af04