Add section on Supported Rubies
Add section on Supported Rubies

ksmetana/rails-app-twitter-test,sferik/sign-in-with-twitter,arrogantgamer/ludum_dare_28,arrogantgamer/ludum_dare_28,sferik/sign-in-with-twitter,theonlyjames/garbage,sferik/sign-in-with-twitter,ksmetana/rails-app-twitter-test,theonlyjames/garbage