[1] moves the attr decorator from test.py to tempest/lib. So, all the
references to tempest.test has to be moved to tempest.lib.decorator.
[2] https://review.openstack.org/#/c/456236/
Change-Id: If977e559d9f3b982baf2974efef3c5b375f263b9
This patch set adds supervisor mechanism for Watcher services
to get ability to track states.
Partially-Implements: blueprint watcher-service-list
Change-Id: Iab1cefb971c79ed27b22b6a5d1bed8698e35f9a4