Updated openstack/openstack
Project: openstack/tempest  aeed5193742e947d81f6d9922605f64f4483667c
null
port test_services into nova v3 part2

this port test_services into nova v3 and corresponding
services_client

Partially implements blueprint nova-v3-api-tests

Change-Id: If694f72e2af4942bb71b014438b7dd351c778f65