Updated openstack/openstack
Project: openstack/ceilometer  a4ad787b3f63b7e98feb474779c2a76a5e87f7aa

Fix E265 violations and re-enable gating

E265 got stricter in hacking 0.9, so fix new violations and
re-enable gating.

Change-Id: I64159facb0698c19ea0689e9b1dd5266615ddb45