Chordlab takes a set of chopro files and converts them to a single pdf
file.  If no file names are given as arguments, a single chopro files
is read from standard input.  Chopro files is simply text files with
chord names in brackets and some other options in braces, on separate
lines.

License

Rasmus Kaj <kaj@stacken.kth.se> wrote this program. As long as you retain this
notice you can do whatever you want with this stuff.  If we meet some day, and
you think this stuff is worth it, you can buy me a beer in return.