Replace openstack-tempest with openstack-tempest-icehouse

Change-Id: I1c5b5faf3805d6c2c22325847985d2f525497a94
format the output of openstack-selinux-test

Change-Id: Ic05964948a08d4b85f797f6a4f9c9f946070e0b9
Clean up RHEL RDO repo creation

Move the distro logic into the template and remove the when: statements
from the role plays.

Change-Id: Ibdaf1b5ba7978ef8d7e593f6114653184e8b0175
Move the group_by for product type into common group_by.yml

Cleans up some redundant code

Change-Id: I7a19224a01368992f7824fd3f1c1518f17aec5ab
Merge remote-tracking branch 'gerrit/master' into dev/reorg

Conflicts:
	playbooks/foreman/foreman.yml
	playbooks/packstack/aio.yml
	playbooks/packstack/multinode.yml
	playbooks/packstack/rdopkg.yml
	roles/linux/rhel/rdo/templates/rhel.repo.j2

Change-Id: I0d3dafa414a154ebd3b13ec531600d18ff668dd5