Fixed the build issues. Moved the DHTGet,Set and List to TCP Transport
RLock implementation
Added tests for RLock. Yet to implement RLock serverside local and TCP for tests to pass
Created state for LockManager, implemented createRLock. Next : Implement createWLock and checkWLock, then test RLock
Added the TCP server handlers for the LM functionalities. Next step : Write test cases
Preliminary test cases
Merge branch 'master' of https://github.com/narendran/go-chord

Conflicts:
	chord.go
	chord_test.go
	dht_client.go
	net.go
	transport.go