+3.21 unreleased
+ - Add repository, contributing and contirbutor information to the docs.
+ - Patch from Nate Nuss <ogmoid[...]gmail.com> implementing ("Additional
+ Shipping Information (Level 2 Data)" ~pg 24 in the AIM guide):
+ tax, freight, duty, tax_exempt, po_number. Thanks!
+ (closes: CPAN#42046)
+ - Patch from Michael Peters to fix a bug in email address handling:
+ exclude x_Email_Customer flag when it is not specified in content,
+ to avoid overriding admin settings. (closes: CPAN#51501)
+ - Patch from Josh Rosenbaum to fix encapsulation problems. Thanks!
+ (closes: CPAN#15210)
+ - Clarified documentation wrt transaction key (closes: CPAN#23753)
+ - ARB (recurring billing) fixes from John Springer, thanks!
+ (closes: CPAN#48625)
+
+3.20 Wed Jun 18 16:46:10 PDT 2008
+ - Patch from Erik Hollensbe <erikh@opensourcery.com> implementing
+ card-present data (track1/track2) and the duplicate_window parameter,
+ and test fixes. Thanks!
+ - Patch from Paul Timmins <paul@timmins.net> adding check_number field.
+
+3.19 Fri Nov 23 12:46:05 PST 2007
+ - ironically, forgot the 3.18 changelog, so this is 3.19 anyway :)
+
+3.18 Fri Nov 23 10:55:44 PST 2007
+ - Patch From Steve Simitzis for better compatiblity with
+ eProcessingNetwork's AuthorizeNet compatability mode.
+ - added ARB support, rearranging code in the process (Jeff Finucane)
+
+3.17 Tue Jul 10 21:12:46 PDT 2007