Use property name constants in Ceilometer alarm
Use property name constants in Ceilometer alarm

blueprint property-schema-conversion

Change-Id: Id0b3877e18cff7c37da1ded3802480c6f5355d7d

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