NULL is an acceptable value for tenant_id.
NULL is an acceptable value for tenant_id.

kiall/designate-py3,cneill/designate-testing,richm/designate,muraliselva10/designate,cneill/designate,cneill/designate-testing,kiall/designate-py3,grahamhayes/designate,kiall/designate-py3,openstack/designate,tonyli71/designate,grahamhayes/designate,ionrock/designate,tonyli71/designate,ionrock/designate,melodous/designate,cneill/designate,ramsateesh/designate,openstack/designate,grahamhayes/designate,melodous/designate,openstack/designate,cneill/designate,ionrock/designate,kiall/designate-py3,NeCTAR-RC/designate,muraliselva10/designate,ramsateesh/designate,richm/designate,cneill/designate,cneill/designate,tonyli71/designate,ramsateesh/designate,kiall/designate-py3,muraliselva10/designate,cneill/designate-testing,NeCTAR-RC/designate,melodous/designate,melodous/designate