v2.0: Allowing Cybersource Point-Of-Sale / Swiper transactions to be used as the payment_method_uri for Cybersource card-not-present (ie. “normal”) gateway transactions (via the API).
v2.0: Improvements to prevent double-submits of 3D Secure transactions.
v1.1-v2.0: Improvements to DIBS payment system for certain types of responses.