osTicket/osTicket-1.7 — pull request #744 by greezybacon (2013-09-27 14:49:49+00:00)
Title: Record message-id's for rejected emails

In the event that the system is set to do-nothing for POP fetched emails, and eventually, one of the emails is rejected, ensure that the message-id is logged so that the message will not be re-fetched, even if it is undeleted.