Blocked revisions 82937 via svnmerge

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  r82937 | alexander.belopolsky | 2010-07-17 18:50:45 -0400 (Sat, 17 Jul 2010) | 3 lines

  Issue #5180: Fixed a bug that prevented loading 2.x pickles in 3.x
  python when they contain instances of old-style classes.
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