Updated openstack/openstack
Project: openstack/sahara  398fa3437c32033d2cc7466bc63f6b869f3bf902

Fixed cinder check for non-admin user

It could happen that user doesn't have privileges to perform
list_services. Sahara should use admin user for that.

Refactored keystone client creation to give admin user
access to keystone via API v2.

Change-Id: I275fa07a02f4729f2fc20fcd1f0ea65f3c4d50b2
Closes-Bug: #1375806
Closes-Bug: #1376336