Updated openstack/openstack
Project: openstack/keystone  a6c3d6d07d217b86e9d2f26e4c216a3011e37c55
null
Enable pep8 test against auto-generated configuration

Gate against the auto-generated configuration sample

Related-Bug: #1229941
Change-Id: I06be336cdbfe9daad28655a8d53eff4c8a4b5778