Gemfile in actionmailer_inline_css-1.2.0 vs Gemfile in actionmailer_inline_css-1.2.1

@@ -2,5 +2,12 @@
 
 gem 'rake'
 
 gemspec
 
+group :development, :test do
+  unless ENV['TRAVIS']
+    gem 'ruby-debug', :platform => :mri_18
+    gem 'ruby-debug19', :platform => :mri_19, :require => 'ruby-debug'
+  end
+end
+