[TORQUE-470] Synchronous Message Processors

This makes it possible to receive a value after processing a message using the message processor.
Merge remote-tracking branch 'goldmann/TORQUE-470-synchronous-message-processors' into 2x-dev
Let ServiceName handle quoting and scaping of parts for us
Unpend datamapper_messaging_spec integs since do_sqlite now works w/ JRuby 1.7