TODO

   1 - sudo commands (ask for password)
   2 - adding/removing entries directly from the program
   3 - keep previous buffers for oneshot commands
   4 - custom key bindings (and informations in the window)
   5 - Man file
   6 - Check correctness of entries in config file (and capitalization)
   7 - Key to force window update
   8 - Customization of window size
   9 - ~Internationalization
  10 - Respect colors from command?
  11
  12 Bugs:
  13 - Some bugs with scrolling
  14
  15