As discussed at the newton midcycle and in the dev
mailing list:
http://lists.openstack.org/pipermail/openstack-dev/2016-July/099860.html
We should add a Tempest test for any microversion that
changes the response schema so we have coverage in Tempest
and also so we don't have to fill large gaps in coverage
in Tempest when adding other unrelated tests.
Change-Id: Ie7cfe7ee857caf630d4380cf673ae208842fbc00