Gemfile in actionmailer_inline_css-1.3.1 vs Gemfile in actionmailer_inline_css-1.4.0

@@ -3,9 +3,11 @@
 gem 'rake'
 
 gemspec
 
 group :development, :test do
+  gem "webmock"
+
   unless ENV['TRAVIS']
     gem 'ruby-debug', :platform => :mri_18
     gem 'ruby-debug19', :platform => :mri_19, :require => 'ruby-debug'
   end
 end