Implement the pretty print interface for Location.
Implement the pretty print interface for Token.
Creates threads that pick up UDP packets and passes them to do_write for decoding.
Extracts the response URI from msg and adds it to TupleSpace where it will be picked up by reply_service for notification.
Looks up RingServers waiting timeout seconds. RingServers will be given block as a callback, which will be called with the remote TupleSpace.
Creates a thread that scans the tuplespace for expired tuples.