Blocked revisions 62517-62518 via svnmerge

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  r62517 | benjamin.peterson | 2008-04-26 21:28:02 -0500 (Sat, 26 Apr 2008) | 2 lines

  Added PyErr_WarnPy3k function. (issue 2671) I will be converting current Py3k warnings to the use of this function soon.
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  r62518 | benjamin.peterson | 2008-04-26 22:01:45 -0500 (Sat, 26 Apr 2008) | 2 lines

  Use PyErr_WarnPy3k throughout
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