Merged revisions 65677-65678,65683 via svnmerge from

Merged revisions 65677-65678,65683 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r65677 | martin.v.loewis | 2008-08-14 17:54:27 +0200 (Do, 14 Aug 2008) | 3 lines

  Make obj an owned reference in Py_buffer; this checkin
  was missing from the patch for #3139.
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  r65678 | martin.v.loewis | 2008-08-14 17:56:07 +0200 (Do, 14 Aug 2008) | 2 lines

  Properly INCREF reference in Py_buffer.
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  r65683 | martin.v.loewis | 2008-08-14 22:12:06 +0200 (Do, 14 Aug 2008) | 2 lines

  Fix memory leak: Always DECREF obj in PyBuffer_Release.
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