The files in the directory headers/ are written by

 * Paul Davis
 * Richard W.E. Furse
 * Steve Harris
 * Lars Luthman
 * Dave Robillard
 * Stefan Westerfeld

See the comments in those files for details on who wrote what.

The first version of the URIMap mixin was written by Dave Robillard.

Everything else is written by Lars Luthman <lars.luthman@gmail.com>.
