Merged revisions 78091,78094,78109 via svnmerge from

Merged revisions 78091,78094,78109 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r78091 | georg.brandl | 2010-02-07 19:02:22 +0200 (Sun, 07 Feb 2010) | 1 line

  Rename "exc_value" attribute on assertRaises context manager to "exception".
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  r78094 | michael.foord | 2010-02-07 20:44:12 +0200 (Sun, 07 Feb 2010) | 1 line

  assertRaises as context manager now allows you to access exception as documented
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  r78109 | ezio.melotti | 2010-02-08 23:52:08 +0200 (Mon, 08 Feb 2010) | 1 line

  Fix exc_value -> exception in docstring
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