Updated openstack/openstack
Project: openstack/python-saharaclient  453253562f36ba0a9546adb0c04f124bb3d56b2f

[client] Fixed pep8 and py27 tasks on tox 1.7.2

Actually problem was in integration tests command.

Change-Id: Ie3f156a48c3e80a54625a0daa21cd2791de42059
Closes-Bug: #1365160