Gemfile in estella-0.3.0 vs Gemfile in estella-2.0.0

@@ -2,6 +2,7 @@
 
 gemspec
 
 group :development, :test do
   gem 'coveralls', '~> 0.8.17', require: false
+  gem 'danger-changelog', '~> 0.1.0'
 end