Gemfile in mutaconf-0.1.1 vs Gemfile in mutaconf-0.2.0

@@ -1,15 +1,18 @@
 source "http://rubygems.org"
 # Add dependencies required to use your gem here.
 # Example:
 #   gem "activesupport", ">= 2.3.5"
 
+gem 'multi_json', '~> 1.7'
+
 # Add dependencies to develop your gem here.
 # Include everything needed to run rake, tests, features, etc.
 group :development do
   gem 'bundler'
   gem 'rake'
   gem 'rspec'
+  gem 'fakefs', require: 'fakefs/safe'
   gem 'jeweler'
   gem 'gemcutter'
   gem 'gem-release'
   gem 'rake-version'
   gem 'simplecov'