This new feature provides the ability for the Order Manager to make refunds against on-line payments using the stand alone payment gateway. While the refund amount can be configurable, the refund is always made against the payment method of the original payment.
Release Notes
Release Flag (opt-in)
This feature decouples the payment gateway from the order engine in order to allow you to capture payments against objects and to support new payment methods via client extension.
Generally Available (aka OOTB)