modified:   home.py
	modified:   util/Util.py
    fix lots of bugs

	modified:   audio_server.py
	modified:   cmd_http_proxy.py
	modified:   home.py
	modified:   lib/command/Command.py
	modified:   lib/command/CommandParser.py
	modified:   lib/model/Callback.py
	modified:   usr/callbacks/__init__.py
	modified:   usr/callbacks/action/action.py
	modified:   usr/callbacks/delay/delay.py
	modified:   usr/callbacks/whiles/whiles.py
	modified:   usr/init.json
	modified:   util/Util.py