Gemfile in riddle-2.1.0 vs Gemfile in riddle-2.2.0

@@ -2,5 +2,15 @@
 
 gemspec
 
 gem 'mysql2',     '0.3.20', :platform => :ruby
 gem 'jdbc-mysql', '5.1.35', :platform => :jruby
+
+%w[
+  rspec
+  rspec-core
+  rspec-expectations
+  rspec-mocks
+  rspec-support
+].each do |library|
+  gem library, :git => "https://github.com/rspec/#{library}.git"
+end