Gemfile in credit_card_validations-1.4.4 vs Gemfile in credit_card_validations-1.4.5

@@ -1,4 +1,6 @@
 source 'https://rubygems.org'
-
+group :test do
+  gem 'coveralls', require: false # Test coverage website. Go to https://coveralls.io
+end
 # Specify your gem's dependencies in credit_card_validations.gemspec
 gemspec