Merged revisions 78769,79049 via svnmerge from

Merged revisions 78769,79049 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r78769 | florent.xicluna | 2010-03-07 21:14:12 +0200 (Sun, 07 Mar 2010) | 2 lines

  Refresh the documentation for the test.test_support module.
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  r79049 | florent.xicluna | 2010-03-18 21:51:47 +0200 (Thu, 18 Mar 2010) | 2 lines

  #8155: Preserve backward compatibility for test_support.check_warnings().  Add regression tests.
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