All the openstack services support being installed into their own venv, or into a common one. why not these two? This should cut some time off builds. Change-Id: Iab90372ba84993da6a2cb600ce1fef6fc073d3f6
Install os-apply-config.
The contents of os-apply-config subdirectory in templates will be installed into the default template directory automatically.
An os-refresh-config hook is created to invoke os-apply-config automatically.