Gemfile.lock in values-1.5.0 vs Gemfile.lock in values-1.6.0

@@ -1,32 +1,38 @@
 GEM
   remote: http://rubygems.org/
   specs:
     diff-lcs (1.1.3)
+    docile (1.1.5)
     git (1.2.5)
     jeweler (1.8.4)
       bundler (~> 1.0)
       git (>= 1.2.5)
       rake
       rdoc
     json (1.7.5)
+    multi_json (1.10.1)
     rake (0.9.2.2)
-    rcov (0.9.9)
     rdoc (3.12)
       json (~> 1.4)
     rspec (2.11.0)
       rspec-core (~> 2.11.0)
       rspec-expectations (~> 2.11.0)
       rspec-mocks (~> 2.11.0)
     rspec-core (2.11.1)
     rspec-expectations (2.11.3)
       diff-lcs (~> 1.1.3)
     rspec-mocks (2.11.3)
+    simplecov (0.9.2)
+      docile (~> 1.1.0)
+      multi_json (~> 1.0)
+      simplecov-html (~> 0.9.0)
+    simplecov-html (0.9.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   bundler (~> 1.0)
   jeweler (~> 1.8.4)
-  rcov
   rspec (~> 2.11.0)
+  simplecov