Add f22 node matching
Add f22 node matching

Add fedora 22 node matching to openstack_functions.py.  Although we
could make the re even less specific, I think it's best to just match
on what we have.

This is my own silly fault for not noticing this in
I2be12566985ac992a2da0c8174b4c9064347d91f

Change-Id: I98eecf21b8cee5114ffccef4d23384a4c4cc6774

Tesora/tesora-project-config,noorul/os-project-config,Tesora/tesora-project-config,dongwenjuan/project-config,openstack-infra/project-config,dongwenjuan/project-config,noorul/os-project-config,openstack-infra/project-config