Gemfile in zeppelin-0.7.0 vs Gemfile in zeppelin-0.8.1

@@ -6,5 +6,7 @@
   gem 'growl', :require => RUBY_PLATFORM.include?('darwin') && 'growl'
   gem 'guard'
   gem 'guard-bundler'
   gem 'guard-rspec'
 end
+
+gem 'simplecov', :group => :test, :platforms => :mri_19, :require => false