rails/rails — pull request #18203 by kyledecot (2014-12-26 04:26:59+00:00)
Title: Targeting 2.2

Since ruby 2.2 was just released and the weblog states 5.0 will target 2.2 I adjusted the gemspec

http://weblog.rubyonrails.org/2014/12/19/Rails-4-2-final/