Log Message:
Update 0.46 to 0.47
(From: perldoc HTTP-DAV-0.47/blib/lib/HTTP/DAV/Changes.pod)
  v0.47 (released 2012/03/24):
    *   bug fixes

        Improve "propfind()" resilience when server response contains \ 
broken,
        truncated or no XML at all. RT#75011.