Gemfile in classy_assets-0.8.2 vs Gemfile in classy_assets-0.9.0

@@ -1,8 +1,13 @@
 source 'https://rubygems.org'
 gemspec
 
 group :development, :test do
+  gem 'coffee-script', require: false
+  gem 'sass', require: false
+  gem 'compass', require: false
+  gem 'uglifier', require: false
+  gem 'yui-compressor', require: false
   gem 'slim', require: false
   gem 'minitest', require: false
   gem 'minitest-spec-context', require: false
   gem 'minitest-reporters', require: false
   gem 'rack-test', require: false