Add Feature To Autores Script

We are running Gossamer AutoRespond Script for a free autoresponder service. We require double-opt in and end up with a lot of leads in the system that are not validated. In our Admin panel, we have the ability to purge bounced and user cancelled leads system wide but no way to purge the not validated leads. Need someone who can add this feature to our Admin panel so that we can purge the not validated leads from the system on a regular ba ...