Updated openstack/openstack
Project: openstack/tempest  8795a83240db30b7331f4f8a3bcc805cdfd88b40

Add internal methods for setting volume clients

There is a lot of volume clients settings, and the setting order is
mess now. That is not readable. This patch adds internal methods to
set volume clients for cleanup.

Change-Id: I98392d926938d10495087e66305064fe564855bb