Log Message:
Update to 0.85, changes:

  - freshclam/manager.c: fix socket descriptor leak in --no-dns mode (patch
    by GertJan Spoelman <cav*gjs.cc>) (tk)
  - clamscan, freshclam: return with 62 (instead of 1) when logger can't be
    initialized (tk)
  - libclamav/matcher-ac.c, libclamav/matcher-bm.c: fix detection problem
    with *.ndb OLE2 signatures (problem reported by Trog) (tk)
  - fix signature offset calculation in large files (problem reported by
    Christoph) (tk)
  - clamav-milter: print segfault diagnostic, even if print_trace is not
    available (njh)
  - sigtool/sigtool.c: fix support for *.fp databases (tk)
  - clamav-milter: Better handling of log file errors. Always send 451 when
    loading a new database when --external is not set (njh)
  - libclamav/tnef.c: If a parse fails and debugging is on, the file being
    scanned is dumped to a temporary file (njh)
  - libclamav/scanners.c: do not report I/O error with encrypted zips (tk)