Make RDS (mysql) wait until setup is finished before proceeding
Make RDS (mysql) wait until setup is finished before proceeding

It is possible a service dependent on RDS may issue commands to
the RDS service before mysql has finished installing.  Added
a wait condition to force synchronization.

Change-Id: I6abf2d62e92d19945c587deeb61605df2c97ec85
Signed-off-by: Steven Dake <8638f3fce5db0278cfbc239bd581dfc00c29ec9d@redhat.com>

dims/heat,srznew/heat,NeCTAR-RC/heat,Triv90/Heat,redhat-openstack/heat,srznew/heat,pratikmallya/heat,citrix-openstack-build/heat,noironetworks/heat,openstack/heat,jasondunsmore/heat,citrix-openstack-build/heat,cryptickp/heat,rickerc/heat_audit,takeshineshiro/heat,dragorosson/heat,miguelgrinberg/heat,ntt-sic/heat,JioCloud/heat,openstack/heat,rdo-management/heat,jasondunsmore/heat,Triv90/Heat,takeshineshiro/heat,JioCloud/heat,miguelgrinberg/heat,pshchelo/heat,rh-s/heat,rdo-management/heat,varunarya10/heat,dragorosson/heat,rh-s/heat,rickerc/heat_audit,NeCTAR-RC/heat,maestro-hybrid-cloud/heat,cryptickp/heat,Triv90/Heat,steveb/heat,noironetworks/heat,cwolferh/heat-scratch,cwolferh/heat-scratch,gonzolino/heat,gonzolino/heat,pratikmallya/heat,maestro-hybrid-cloud/heat,pshchelo/heat,redhat-openstack/heat,varunarya10/heat,ntt-sic/heat,dims/heat,steveb/heat