* Fix - Before payment is confirm, order status should be on-hold instead of processing.
* Fix - Truncate the description sent to GoCardless if over 100 characters.
* Fix - Added support for WooCommerce 2.7 and compatibility with older versions.
* Fix - Issue where recurring payment indicator in Subscriptions setting does not show GoCardless supports that.
* Enhancement - Added support for Subscriptions switching support.
* Fix - Makes HTTPS in redirect URI and webhook endpoint is requirement.
