rails/rails — pull request #4332 by norman (2012-01-05 20:40:46+00:00)
Title: Putting AS::Multibyte on a Ruby 1.9 diet

This removes a lot of code from AS::Multibyte as a part of the move to 1.9-only. I've taken advantage of the far-off nature of 4.0 to use as sharp a razor as I could, please let me know if I've gone too far.