Update with Gemfile, autotest/spec
Rails 3 issue for "cant compaire String with 39"
Returning _parse_trans_keys as String not Integer.
Fixing string character ordinal access for 1.8/1.9/2.0

The previous patch used `#to_i` but `#ord` is actually needed to
properly coerce and to retain 1.8/1.9/2.0 compatibility.