Added comment that explain what daemon_state will do
-Reordered method of class
-Divide initial procedure by initialization of istance variable
-Cleaned and give a PEP 8 look to comments
-Integrated load_json into the class
Workaround to avoid crash when server is down
Reordered shutdown operation
COMPLETE REWRITE of the event handler!

-Now it use a more consistent structure with other part of daemon and server

-Implemented method do_copy and fix bugged do_move method
Changed dispatch_request to allow the acceptance of unknown command as a parameter for _default method
Reordered method and correct comment to be consistent with PEP 8
Merge branch 'master' of github.com:corso-python-prato/share-system-team2