Update codegangsta/cli version
Move cli related code in cmd/trousseau directory
Move actions out of cmd and abandonned cli.Context dependency
Unify errors messages in cli usage
Unify commands help text
Redefine locally to each commands the overwrite flag
Redefine locally to each commands the ask-password flag
Renamed the ask-password option to password
Redefine locally to each commands the yes flag
Redefine locally to each commands the ssh-private-key flag
Redefine locally to each commands the theirs flag
Redefine locally to each commands the yours flag
Redefine locally to each commands the file flag
Remove unused store flag
Redefine locally to each commands the plain flag
Redefine locally to each commands the no-backup flag
Redefine verbose and store global flags at cli.App level
Add contact informations in command-line help
Add a description to the relevant commands