rename "PLATFORM_AGENT_SHUTDOWN" -> "PLATFORM_AGENT_SHUTDOWN_CHILDREN" for the platform shutdown command.  OOIION-1303.
rename "PLATFORM_AGENT_SHUTDOWN" -> "PLATFORM_AGENT_SHUTDOWN_CHILDREN" for the platform shutdown command.  OOIION-1303.

ooici/coi-services,ooici/coi-services,ooici/coi-services,ooici/coi-services,ooici/coi-services