Allow operators to customise rabbitmq plugins
Allow operators to customise rabbitmq plugins

TrivialFix

Change-Id: I9659b25a8031237f56450ea363c6b78f4d99df52

mandre/kolla,coolsvap/kolla,intel-onp/kolla,coolsvap/kolla,mrangana/kolla,openstack/kolla,intel-onp/kolla,mrangana/kolla,GalenMa/kolla,stackforge/kolla,coolsvap/kolla,dardelean/kolla-ansible,nihilifer/kolla,openstack/kolla,GalenMa/kolla,nihilifer/kolla,mandre/kolla,stackforge/kolla,rahulunair/kolla,rahulunair/kolla,dardelean/kolla-ansible,stackforge/kolla,dardelean/kolla-ansible,mandre/kolla