Shopify/active_merchant — pull request #603 by besi (2013-02-26 11:07:36+00:00)
Title: Update lib/active_merchant/billing/gateways/paymill.rb

Change `save_card_url` to `.com` domain rather than `.de`. This prevents the following error, when trying to do a purchase:

OpenSSL::SSL::SSLError: hostname was not match with the server certificate

Please note that all other urls end in `.com` too.