Updated openstack/openstack
Project: openstack/tempest  c9639e5dfb1bc7b2b28053e94eff023aa5577864

Nodestate API test for power state set

This patch implements Nodestate API tests, to set the power state of
the node for the following power states -
1. power on
2. rebooting
3. power off

Change-Id: Icbb2719ffae772878f183c0c77c1e9d9028655c1