Gemfile in neo-rails-0.3.2 vs Gemfile in neo-rails-0.4.0

@@ -1,18 +1,16 @@
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in neo-rails.gemspec
 gemspec
 
-rails_version = ENV['RAILS_VERSION']
-case rails_version
+case ENV['RAILS_VERSION']
 when /^(\d+\.\d+)/
   gem 'rails', "~> #{$1}.0"
-when NilClass
-  abort "Missing env RAILS_VERSION"
 else
-  abort "Rails version #{rails_version.inspect} not supported"
+  gem 'rails'
 end
 
-if ENV['CODECLIMATE_REPO_TOKEN']
-  gem "codeclimate-test-reporter", :group => :test, :require => nil
+group :test do
+  gem 'simplecov'
+  gem 'codeclimate-test-reporter', '~> 1.0.0'
 end