Define Glance Pacemaker resources on $pacemaker_master node only
Define Glance Pacemaker resources on $pacemaker_master node only

Previously the Glance Pacemaker resources were mistakenly defined
on all nodes causing intermittent duplication errors.

Change-Id: I839ee49b153aa96ec08ebdb7e44aaeac28785963
trozet/opnfv-tht,rdo-management/tripleo-heat-templates,bcrochet/tripleo-heat-templates,trozet/tripleo-heat-templates,rdo-management/tripleo-heat-templates,trozet/tripleo-heat-templates,openstack/tripleo-heat-templates,wyg3958/tripleo-heat-templates,wyg3958/tripleo-heat-templates,openstack/tripleo-heat-templates,bcrochet/tripleo-heat-templates,dprince/tripleo-heat-templates,trozet/opnfv-tht,dprince/tripleo-heat-templates,bcrochet/tripleo-heat-templates,trozet/opnfv-tht