Updated openstack/openstack
Project: openstack/heat  72bcca2de89b6ff4acae34f5efa38cd1c68c9439
null
Sync global requirements to pin sphinx to sphinx>=1.1.2,<1.2

Sync the global requirements to pin sphinx.  This addresses an issue
where Sphinx 1.2 is not building documents correctly and causing
check/gate to fail.

Change-Id: Id4a54ec708102e35602e87ee9773ca119ce5b4f6