Add AUTHORS

AUTHORS

+Alphabetical list of everyone who ever committed to this repository
+
+Vincent Demeester <vincent@demeester.fr>
+Richard Hartmann <richih+github.com@richih.org>
+Richard Hartmann <richih.mailinglist@gmail.com>
+Dieter Plaetinck <dieter@plaetinck.be>
+Corey Quinn <corey@sequestered.net>
+Gernot Schulz <post@gernot-schulz.com>

tools/list_AUTHORS

+#!/bin/sh
+
+echo 'Alphabetical list of everyone who ever committed to this repository
+'
+git log --all --format='%an <%ae>' | sort -u -k2