The module command automatically detects current terminal width and formats its output to completely fill this available space, like for instance when outputting in a column format the list of all available modules.

It may be desirable to limit the terminal width used by this output to a given size and make module automatically adapts to fill space up to this limit only.

Right now, if you want to stage all files, you need to go into "Commit" menu or use the Ctrl-I shortcut. And there is no way to unstage all files.

Going into the menu is cumbersome, and not everyone would want to use a keyboard shortcut, so add some easy to reach buttons to do this. Probably put them right after the red "Unstaged Changes" bar and the green "Staged Changes" bar. Or, put them i

Because the first thing you do when you mistype a command is press up-arrow to bring it back so you can edit it. At present, the molt_shell::repl function only adds commands to the history if they return Ok(_).