Recorded merge of revisions 74443 via svnmerge from

svn+ssh://svn.python.org/python/branches/py3k

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  r74443 | georg.brandl | 2009-08-14 10:12:14 +0200 (Fr, 14 Aug 2009) | 12 lines

  Recorded merge of revisions 74429 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

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    r74429 | brett.cannon | 2009-08-13 21:27:12 +0200 (Do, 13 Aug 2009) | 5 lines

    Expat could crash if given the wrong kind of input by never stopping its
    tokenizing step.

    Thanks to Ivan Krstić for the patch.
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