see ${LOCALBASE}/share/doc/ruby/NEWS file.
plus two fixes noted on ruby-dev@ruby-lang.org.
[ruby-dev:15549] lib/irb/locale.rb
[ruby-dev:15551] lib/weakref.rb
And some ruby pakcage own changes:
- Handle proper RUBY_ARCH variable on current.
- REPLACE_RUBY is processed by sed(1) not ruby.
- Proper handle with RUBY_EXTCONF.
- USE_RUBY_SETUP dosen't implicit define USE_RUBY_AMSTD now.