Merge a couple of fixes that are related to http://www.zope.org/Collectors/Zope/1947
  and http://mail.zope.org/pipermail/zope-dev/2005-December/026236.html from the Five
  repository:
  
  Log message for r21321:
    Explain what this test does and fix misleading and risky usage of pprint
  
  Log message for r21322:
    Fix this test and re-enable it
  
  Log message for r21325:
    Add changes entry for some recently fixed bug
    update Five 1.2 changes history
    bump version number after 1.3c "release"