* make sure to save final UPnP status (fix#42)
* deprecate the 'reload' action and replace it with a new 'status'
action which retrieve current UPnP status
* allow to not refresh port forwarding with the --no-refresh argument
* some other small changes, e.g. set the action argument to one
optionnal choice, rename the UPnP cron job file, add logging
Ce patch ouvre automatiquement le bon port ssh (qui correspond au fichier de config ssh) et permet de fermer le port 22 sans devoir modifier la moulinette manuellement.