ileitch/rapns — pull request #138 by yoppi (2013-06-26 03:34:45+00:00)
Title: Fix error in GCM notification failed on Rails 3.0.x

`Object#in?` is implemeted on Rails 3.1.x or later version.
Use rapns on Rails 3.0.x, occur "No method error".
So, use `Array#include?` instead of `Object#in?`.