Updated openstack/openstack
Project: openstack/nova  c15978a43ea7532f23fb595ce8c9e5b1bad9872f

Update devref setup docs for latest libvirt on ubuntu

Adds instructions on how to enable the ubuntu cloud-archive
and update to the latest libvirt-dev from the icehouse repo.

This is needed to run unit tests in Juno if you're still on
ubuntu precise.

Change-Id: I8c93afdd72256b2bdc487e1413bdd570a6ea59e8
Updated openstack/openstack
Project: openstack-dev/devstack  fb2bf8cb9dd1b07650b9e362e056b92f4c101c2c

Clean up local variable usage - misc functions

A catch-all for a bunch of smaller functions

Change-Id: I3f97a514f9964ef36bff2f24a2f0a98614871a9f