Gemfile in nanoc-4.6.4 vs Gemfile in nanoc-4.7.0

@@ -1,10 +1,11 @@
 source 'https://rubygems.org'
 
 gemspec
 
 group :devel do
+  gem 'codecov', require: false
   gem 'contracts', '~> 0.14'
   gem 'coveralls', require: false
   gem 'fuubar'
   gem 'guard-rake'
   gem 'json', '~> 2.0'
@@ -32,9 +33,10 @@
   gem 'bluecloth', platforms: :ruby
   gem 'builder'
   gem 'coderay'
   gem 'coffee-script'
   gem 'compass'
+  gem 'erubi'
   gem 'erubis'
   gem 'fog'
   gem 'haml'
   gem 'handlebars', platforms: :ruby
   gem 'kramdown'