For compliance with the Project Testing Interface as described in [1]. For more detailed information, please refer to [2]. [1] https://governance.openstack.org/tc/reference/project-testing-interface.html [2] http://lists.openstack.org/pipermail/openstack-dev/2017-December/125710.html Change-Id: I4999e2eceb46deec1385cb6376762de9e2fbf6e3