Gemfile in golf-0.3.9 vs Gemfile in golf-0.4.0

@@ -1,6 +1,7 @@
 source "http://rubygems.org"
 
 # Specify your gem's dependencies in golf.gemspec
 gemspec
 
-gem "rack-test", :require => "rack/test"
+gem "rack-test", :require => "rack/test"
+gem "simplecov"
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