Gemfile in java-checkstyle-1.0.3 vs Gemfile in java-checkstyle-1.0.4

@@ -5,6 +5,7 @@
 gem 'crack'
 
 group :test do
   gem "codeclimate-test-reporter", require: nil
   gem 'rubocop', require: false
+  # gem 'byebug' not add as default it is not compatible with ruby 2 >= version
 end