Use Delivered-To header as a last resort for identity selection (#1488840)

Aleksander Machniak

2012-11-28 30cc01f89daea932d15a1a505d25b543913664ac

 program/lib/Roundcube/rcube_storage.php

@@ -64,6 +64,7 @@
        'MAIL-FOLLOWUP-TO',
        'MAIL-REPLY-TO',
        'RETURN-PATH',
        'DELIVERED-TO',
    );

    const UNKNOWN       = 0;