usage:
id3tool [<options>] <filename>
  -t, --set-title=WORD          Sets the title to WORD
  -a, --set-album=WORD          Sets the album to WORD
  -r, --set-artist=WORD         Sets the artist to WORD
  -y, --set-year=YEAR           Sets the year to YEAR [4 digits]
  -n, --set-note=WORD           Sets the note to WORD
  -g, --set-genre=INT           Sets the genre code to INT
  -G, --set-genre-word=WORD     Sets the genre to WORD
  -c, --set-track=INT           Sets the track number to INT
  -l, --genre-list              Shows the Genre's and their codes
  -v, --version                 Displays the version
  -h, --help                    Displays this message