Gemfile in tweetstream-2.3.0 vs Gemfile in tweetstream-2.4.0

@@ -1,9 +1,18 @@
-source 'https://rubygems.org'
+source :rubygems
+
+gem 'rake'
+gem 'yard'
+gem 'json', :platforms => :ruby_18
+
+group :test do
+  gem 'rspec'
+  gem 'webmock'
+end
 
 gemspec