Merged revisions 76534,76538,76628,76701,76774 via svnmerge from

Merged revisions 76534,76538,76628,76701,76774 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r76534 | martin.v.loewis | 2009-11-26 02:42:05 -0600 (Thu, 26 Nov 2009) | 2 lines

  Fix typo.
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  r76538 | georg.brandl | 2009-11-26 14:48:25 -0600 (Thu, 26 Nov 2009) | 1 line

  #7400: typo.
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  r76628 | andrew.kuchling | 2009-12-02 08:27:11 -0600 (Wed, 02 Dec 2009) | 1 line

  Markup fixes
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  r76701 | andrew.kuchling | 2009-12-07 20:37:05 -0600 (Mon, 07 Dec 2009) | 1 line

  Typo fix; grammar fix
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  r76774 | benjamin.peterson | 2009-12-12 18:54:15 -0600 (Sat, 12 Dec 2009) | 1 line

  account for PyObject_IsInstance's new ability to fail
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