Update puma dependency to version 2.3.2
Update puma dependency to version 2.3.2

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