- dovecot updated
    - vpopmail support is disabled for now, since it's broken. You can use
      it via checkpassword support or its sql/ldap database directly.
    - maildir: Fixed "duplicate uidlist entry" errors that happened at
      least with LMTP when mail was delivered to multiple recipients
    - Deleting ACLs didn't cause entries to be removed from acl_shared_dict
    - mail_max_lock_timeout setting wasn't working with all locks