Update CPANPLUS to cpan version 0.89_12

Update CPANPLUS to cpan version 0.89_12

  Changes for 0.89_12     Mon Dec  7 13:33:16 2009
  ================================================
  * Resolve RT #52348 Duplicate test output, reported by Apocalypse
  * Fixed typo in Shell::Default, RT #52376, reported by Apocalypse

  Changes for 0.89_11     Tue Dec  1 13:14:24 2009
  ================================================
  * Fixed RT #52287 reported by Apocalypse regarding
    Test::Reporter barfing on send()
  * Change SQLite to AutoCommit, resolves RT #52308,
    reported by Apocalypse

  Changes for 0.89_10     Sat Nov 28 23:20:09 2009
  ================================================
  * Resolve RT #51516 setting conf options which
    include spaces.
  * Explicitly use Cwd's chdir in _chdir()

Update to allow various perl smokers test before update to 0.90