Shopify/active_merchant — pull request #827 by bwanicur (2013-08-26 21:50:31+00:00)
Title: Added Authorize.net Card Present gateway (based on the Square fork)

@melari @jduff @ntalbott
Thanks for your feedback on the previous pull request. I cleaned it up as you suggested and found solutions that did not muck up the CreditCard or Response classes.