Updated openstack/openstack
Project: openstack/tempest  12cbaac7d7f551be182b53329661ee3d4cb7cf95
null
Improve tempest auth tests

Added tests to base_url method.

Also include general improves to make the fake api response look different
avoiding false positives.

Partially implements bp unit-tests

Change-Id: I5552b44998cd85c39221b8de298629e0b77f99cb