Gemfile in sexpr-0.2.0 vs Gemfile in sexpr-0.3.0

@@ -1,8 +1,9 @@
 source 'http://rubygems.org'
 
 group :development do
   gem "epath", "~> 0.0.1"
+  gem "citrus", "~> 2.4"
   gem "rake", "~> 0.9.2"
   gem "rspec", "~> 2.8.0"
   gem "wlang", "~> 0.10.2"
 end