dovecot updated to 2.0.14
    userdb extra fields can now return name+=value to append to an
    existing name
    script-login attempted an unnecessary config lookup, which usually
    failed with "Permission denied".
    lmtp: Fixed parsing quoted strings with spaces as local-part for
    MAIL FROM and RCPT TO.
    imap: FETCH BODY[HEADER.FIELDS (..)] may have crashed or not
    returned all data sometimes.
    ldap: Fixed random assert-crashing with with sasl_bind=yes.
    Fixes to handling mail chroots
    Fixed renaming mailboxes under different parent with FS layout when
    using separate ALT, INDEX or CONTROL paths.
    zlib: Fixed reading concatenated .gz files.