[openstack] Add more observable states for openstack models.
Merge remote-tracking branch 'upstream/master'
[openstack] Add more observable states for openstack models - tests added
Merge remote-tracking branch 'upstream/master'
don't require service when registering it - matches commit https://github.com/fog/fog/commit/f9a5b9e94229d6023e9e266e9ecfa0cb1ab5aa80#diff-35759cbb09e13d5ecf49512930911bb6
[AWS | Compute] Validate region
[AWS | Compute | incorrect_region] Corrected test name
Merge remote-tracking branch 'upstream/master'
[aws|region validation] Region validation extracted into a separate class and used by both, mocks and real.
[openstack] Add more observable states for openstack models - tests corrected.
[aws|region validation] Error message of the test to match error of the validator.
Merge pull request #2631 from radekg/master

[openstack] Add more observable states for openstack models.