Updated openstack/openstack
Project: openstack/oslo.db  cea0887d29cddda189188521cd3f697c3b117694

Add history/changelog to docs

Change-Id: I6f96f02f73ef0c217c6327172f391a06900c2cf9
Updated openstack/openstack
Project: openstack/oslo.db  f8f53cf2179e8a951cb497b5770bb32b53ff3bb0

Use fixture from oslo.config instead of oslo-incubator

Change-Id: Ic80562c662960a946b3083f0509700e4809d628d