TODO (but see https://github.com/elaichi/apertium-de-en-dev/commits/master)

2012-2014, Francis M. Tyers <ftyers@prompsit.com>
2014, Benedikt Freisen <roybaer@users.sourceforge.net>
2014, Kevin Brubeck Unhammer <unhammer@fsfe.org>
2015, <wolfgangth@users.sourceforge.net>
2016, Nikolai Krot <talpus@gmail.com>
