Merge pull request #483 from LEW21/clean-medusa-2

Drop unused Medusa files.
Conflicts:
	supervisor/medusa/MANIFEST
	supervisor/medusa/chat_server.py
	supervisor/medusa/demo/script_server.py
	supervisor/medusa/demo/start_medusa.py
	supervisor/medusa/event_loop.py
	supervisor/medusa/ftp_server.py
	supervisor/medusa/monitor.py
	supervisor/medusa/monitor_client.py
	supervisor/medusa/monitor_client_win32.py
	supervisor/medusa/put_handler.py
	supervisor/medusa/redirecting_handler.py
	supervisor/medusa/resolver.py
	supervisor/medusa/rpc_client.py
	supervisor/medusa/rpc_server.py
	supervisor/medusa/script_handler.py
	supervisor/medusa/test/asyn_http_bench.py
	supervisor/medusa/test/bench.py
	supervisor/medusa/test/max_sockets.py
	supervisor/medusa/test/test_11.py
	supervisor/medusa/test/test_lb.py
	supervisor/medusa/test/test_medusa.py
	supervisor/medusa/test/test_producers.py
	supervisor/medusa/test/test_single_11.py
	supervisor/medusa/thread/pi_module.py
	supervisor/medusa/thread/select_trigger.py
	supervisor/medusa/thread/thread_channel.py
	supervisor/medusa/thread/thread_handler.py
	supervisor/medusa/unix_user_handler.py
	supervisor/medusa/virtual_handler.py