Gemfile in rest-graph-1.4.6 vs Gemfile in rest-graph-1.5.0

@@ -2,14 +2,22 @@
 source 'http://rubygems.org'
 
 gem 'rest-client'
 
 group :test do
+  # optional
+  gem 'rack'
+
+  # optional, pick one json backend
   gem 'yajl-ruby'
   gem 'json'
   gem 'json_pure'
 
-  gem 'rack'
+  # falls back from openssl
+  gem 'ruby-hmac'
+
+  # for testing
+  gem 'bones'
   gem 'rr'
   gem 'webmock'
   gem 'bacon'
 end