A6.3 started
DONE:
•Simple Implementation of down()
•Implementation of VSLamportLock
•Implementation of multicastRequest
•Implementation of multicastRelease
•Implementation of methods to request and release a lock
TODO:
•Some TODOs in source
•Stream methods for the lock header
•Sync of up() and down()
•Check synchronization
•Timestamp format (long or int)
•Testing