Updated openstack/openstack
Project: openstack/sahara  92add9fdf763bb1461380b9b0a44bd3e0a913843

Fix a auth_uri cannot get in sahara-engine

Fixed a clone method in sahara.Context that didn't cloned a auth_uri.

Change-Id: Ic8a26791e58ef1dc184f0038b0405e0c0e2df430