protocol 3.0/3.1 and is the current maintainer. Please see the next section
for information on contributing.
+Jonathan Prykop <jonathan@freeside.biz> is currently a co-maintainer.
+
Jason Spence <jspence@lightconsulting.com> contributed support for separate
Authorization Only and Post Authorization steps and wrote some docs.
OST <services@ostel.com> paid for it.