Revert "Use queens release for all OpenStack projects"
Revert "Use queens release for all OpenStack projects"

queens branch is created. Revert this patch.

This reverts commit 6e088f9839fff5f46683545bf27d2c6eaa99019b.

Change-Id: If7151ea03a0a90ec9a95b2f0649ed3e355a45cc2
(cherry picked from commit a5880b52a8703a10484fcdcaa71932e1ca66e454)

stackforge/kolla,stackforge/kolla,openstack/kolla,openstack/kolla,rahulunair/kolla,stackforge/kolla,rahulunair/kolla