This is a WikiCreole wiki parser. WikiCreole is something like the
Wiki language used by OddMuse, which is the EmacsWiki wiki
language.

This parser now includes extra support to help deal with OddMuse
files.

This code was originally written to mark the death of John McCarthy
- http://news.ycombinator.com/item?id=3151988

WikiCreole is an emerging standard documented at:
http://www.wikicreole.org/wiki/Creole1.0