Updated openstack/openstack
Project: openstack/nova  7528ba5131ea05c9833c97fe2ac523595b662b5a

Added objects Tag and TagList

Also field 'tags' was added to the instance object.
These objects will be used in new instance-tags API extension.

Implements: blueprint tag-instances
Change-Id: I34ec32f0b3704b01aaca9c0cb2b34eb6d3107513