Updated openstack/openstack
Project: openstack/tempest  83dd49b86c9bfe664b083b0213c31f4b48d86dde

Add ComputeClient for cleanup

In compute clients, there is a lot of duplicated code for setting
CONF. This patch adds ComputeClient for removing them.

Change-Id: I47908c426177be301bb9b963224c6a6afbb24ed1