Include the automatically-generated changelog
Include the automatically-generated changelog

pbr generates a changelog for us, and since we haven't been keeping up
with doing that manually for all releases just go ahead and include the
one pbr generates.

Change-Id: I6f166dc01beeb3feafb3839d3c92e31798c2caf1

idjaw/cliff,openstack/cliff,enzochiau/cliff,dtroyer/cliff,openstack/cliff,enzochiau/cliff,dtroyer/cliff,idjaw/cliff