I think you got the wrong link https://github.com/rails/rails/compare/v4.0.1.rc2...v4.0.1.rc3 and https://github.com/rails/rails/compare/v4.0.0...v4.0.1.rc3
Good example of copy and paste and edit :o) -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Core" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-core+unsubscr...@googlegroups.com. To post to this group, send email to rubyonrails-core@googlegroups.com. Visit this group at http://groups.google.com/group/rubyonrails-core. For more options, visit https://groups.google.com/groups/opt_out.