GoCardless_WHMCS/gocardless/callback.php
GoCardless_WHMCS/gocardless/callback.php

• Added additional debugging for GoCardless to read callback responses as well as general status error
• Added additional sanitisation for WHMCS full_query function incase WHMCS are not sanitising these values correctly already

tandyuk/gocardless-whmcs,y3kdaniel/gocardless-whmcs