Updated openstack/openstack
Project: openstack/nova  8c6a6d834d209aaa1e6cf79dca280c24aa74719d
null
Fix development environment docs for redhat-based systems

This adds the new libffi-devel dependency to the devref for new
development environment creation.

Change-Id: I63e0302cffe33b05722579e7d9c7122f2f257843