Add pacemaker composable upgrade steps
Add pacemaker composable upgrade steps

This review adds the pacemaker ansible upgrade steps
into the pacemaker service manifest.

It makes use of the ansible-pacemaker module which for now
is at https://github.com/redhat-openstack/ansible-pacemaker

Change-Id: I33c798a198046d5f66e6b20f86080a8187dc208b

openstack/tripleo-heat-templates,openstack/tripleo-heat-templates,dprince/tripleo-heat-templates,dprince/tripleo-heat-templates