Removed CommandProcessor class.
Merge branch 'zmq' of github.com:yangyingchao/TeleHealth into zmq

Conflicts:
	src/server/CommandHandlers/RegisterAccountCommandHandler.cpp
	src/server/CommandHandlers/UserLoginCommandHandler.cpp
	src/server/MessageProcessor.cpp
	src/server/MessageProcessor.h
	src/server/WorkerThread.cpp