Known contributors are listed here, in alphabetical order by their
abbreviations (which are used in Changelog).

 CH1 Christoph Hebeisen
 GT1 Geoff The <geoff at thistlewood.com>
 JP1 Jesse Pavel <jpavel>
 JR1 Jordan Ritter <jpr5 at darkridge.com>
 KS1 Kevin Sullivan <nite at gis.net> (original author)
 MDZ Massimo Dal Zotto <dz at cs.unitn.it>
 MDR Matthew Rench <sourceforge-mail at pelennor.net>
 MG1 Mark Glines <paranoid at deathsdoor.com>
 NBL nuf si <gnippiks at yahoo.com>
 PAF Pawel Aleksander Fedorynski <pf160119 at zodiac.mimuw.edu.pl>
 PS1 Peter Selinger <selinger at theory.stanford.edu> (maintainer)
 PV1 Peter Valchev <pvalchev at toxiclinux.org>
 RK1 Rdiger Kuhlman <uck4 at rz.uni-karlsruhe.de>
 SL1 Sascha Ldecke <sascha at meta-x.de>
 SP1 Steffen Pingel <steffenp at gmx.de>
 SZ1 Sebastian Zagrodzki <s.zagrodzki@mimuw.edu.pl>
 VA1 Ville Aikas
