Merged revisions 66542 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r66542 | hirokazu.yamamoto | 2008-09-22 05:48:41 +0900 | 2 lines

  Issue #3925: Ignores shutil.rmtree error on cygwin too.
  Reviewed by Benjamin Peterson.
........