Sets up a CFC that will be used to receive the messages using the onMessage( message, header )


STRING = Messagetopiclistener( p1, p2, p3 )
Argument Summary
p1 serverName - previously registered with MessageServerRegister()
p2 topic - The name of the topic to receive messages from
p3 cfc - Either a path to a CFC, or an instance of the CFC that will receive the messages using the CFC.onMessage( message, header ) method