module for IPPay. It is only useful if you have a merchant account with
IPPay Merchant Services: http://www.ippay.com
-This module implements the IPPay XML Product Specification Revision 1.1.2
+This module implemented the IPPay XML Product Specification Revision 1.1.2
+(historically), updated in 2021 using revision 1-1-9.1 (September 2018).
Jeff Finucane is the original author. Mr. Kohles and Mr. Kohler provided
material for cribbing.