Updated openstack/openstack
Project: openstack/oslo-incubator  f37facaacb94be81dcb7cec93ecfb1f482e14acf

Set pbr 'warnerrors' option for doc build

By setting this pbr option in setup.cfg, the doc build will fail in case
of any warnings or errors occur during the build process. To be able to
turn on this setting, the current formatting errors were fixed.

Change-Id: Iec3f70eeb56c4652c2171e5f58c433f1434e6be1