Give alarm a physical_resource_name which need no id.
Give alarm a physical_resource_name which need no id.

This restores previous behaviour, including workarounds for
circular dependencies.

Fixes bug: #1192814

Change-Id: I33e8e4d7806fb397553944dbd6ebb85b575b9cb5

takeshineshiro/heat,rdo-management/heat,NeCTAR-RC/heat,steveb/heat,pratikmallya/heat,srznew/heat,pshchelo/heat,ntt-sic/heat,rh-s/heat,cwolferh/heat-scratch,noironetworks/heat,maestro-hybrid-cloud/heat,pratikmallya/heat,cryptickp/heat,citrix-openstack-build/heat,rdo-management/heat,pshchelo/heat,varunarya10/heat,citrix-openstack-build/heat,cwolferh/heat-scratch,takeshineshiro/heat,redhat-openstack/heat,rickerc/heat_audit,maestro-hybrid-cloud/heat,NeCTAR-RC/heat,jasondunsmore/heat,steveb/heat,varunarya10/heat,dragorosson/heat,miguelgrinberg/heat,openstack/heat,ntt-sic/heat,dragorosson/heat,jasondunsmore/heat,gonzolino/heat,JioCloud/heat,openstack/heat,JioCloud/heat,dims/heat,rh-s/heat,srznew/heat,miguelgrinberg/heat,dims/heat,rickerc/heat_audit,cryptickp/heat,noironetworks/heat,redhat-openstack/heat,gonzolino/heat