Change the way to get the users running programs on the hosts to include not already connected users
Changes to include a sumamry of remaining commands in the case where no host is available
Now the password is not working and has been replaced with the private key authentification, more secure than a plain text password...
Update the documentation of TOD with new authentication
More explicit output of the error
A better way to write in the file for logs
Complete rewriting of the program in an object oriented way
Better handling of the closing of sessions, client...
Don't use keychain anymore and add better handling of closing