Gemfile.lock in autoprefixer-rails-0.5.20130617 vs Gemfile.lock in autoprefixer-rails-0.5.20130625

@@ -1,83 +1,72 @@
 PATH
   remote: .
   specs:
-    autoprefixer-rails (0.5.20130617)
+    autoprefixer-rails (0.5.20130625)
       execjs
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (3.2.13)
-      actionpack (= 3.2.13)
+    actionmailer (4.0.0)
+      actionpack (= 4.0.0)
       mail (~> 2.5.3)
-    actionpack (3.2.13)
-      activemodel (= 3.2.13)
-      activesupport (= 3.2.13)
-      builder (~> 3.0.0)
+    actionpack (4.0.0)
+      activesupport (= 4.0.0)
+      builder (~> 3.1.0)
       erubis (~> 2.7.0)
-      journey (~> 1.0.4)
-      rack (~> 1.4.5)
-      rack-cache (~> 1.2)
-      rack-test (~> 0.6.1)
-      sprockets (~> 2.2.1)
-    activemodel (3.2.13)
-      activesupport (= 3.2.13)
-      builder (~> 3.0.0)
-    activerecord (3.2.13)
-      activemodel (= 3.2.13)
-      activesupport (= 3.2.13)
-      arel (~> 3.0.2)
-      tzinfo (~> 0.3.29)
-    activeresource (3.2.13)
-      activemodel (= 3.2.13)
-      activesupport (= 3.2.13)
-    activesupport (3.2.13)
-      i18n (= 0.6.1)
-      multi_json (~> 1.0)
-    arel (3.0.2)
-    builder (3.0.4)
+      rack (~> 1.5.2)
+      rack-test (~> 0.6.2)
+    activemodel (4.0.0)
+      activesupport (= 4.0.0)
+      builder (~> 3.1.0)
+    activerecord (4.0.0)
+      activemodel (= 4.0.0)
+      activerecord-deprecated_finders (~> 1.0.2)
+      activesupport (= 4.0.0)
+      arel (~> 4.0.0)
+    activerecord-deprecated_finders (1.0.3)
+    activesupport (4.0.0)
+      i18n (~> 0.6, >= 0.6.4)
+      minitest (~> 4.2)
+      multi_json (~> 1.3)
+      thread_safe (~> 0.1)
+      tzinfo (~> 0.3.37)
+    arel (4.0.0)
+    atomic (1.1.9)
+    builder (3.1.4)
     diff-lcs (1.2.4)
     erubis (2.7.0)
     execjs (1.4.0)
       multi_json (~> 1.0)
     hike (1.2.3)
-    i18n (0.6.1)
-    journey (1.0.4)
-    json (1.8.0)
+    i18n (0.6.4)
     libv8 (3.11.8.17)
     mail (2.5.4)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.23)
+    minitest (4.7.5)
     multi_json (1.7.7)
     polyglot (0.3.3)
-    rack (1.4.5)
-    rack-cache (1.2)
-      rack (>= 0.4)
-    rack-ssl (1.3.3)
-      rack
+    rack (1.5.2)
     rack-test (0.6.2)
       rack (>= 1.0)
-    rails (3.2.13)
-      actionmailer (= 3.2.13)
-      actionpack (= 3.2.13)
-      activerecord (= 3.2.13)
-      activeresource (= 3.2.13)
-      activesupport (= 3.2.13)
-      bundler (~> 1.0)
-      railties (= 3.2.13)
-    railties (3.2.13)
-      actionpack (= 3.2.13)
-      activesupport (= 3.2.13)
-      rack-ssl (~> 1.3.2)
+    rails (4.0.0)
+      actionmailer (= 4.0.0)
+      actionpack (= 4.0.0)
+      activerecord (= 4.0.0)
+      activesupport (= 4.0.0)
+      bundler (>= 1.3.0, < 2.0)
+      railties (= 4.0.0)
+      sprockets-rails (~> 2.0.0)
+    railties (4.0.0)
+      actionpack (= 4.0.0)
+      activesupport (= 4.0.0)
       rake (>= 0.8.7)
-      rdoc (~> 3.4)
-      thor (>= 0.14.6, < 2.0)
-    rake (10.0.4)
-    rdoc (3.12.2)
-      json (~> 1.4)
+      thor (>= 0.18.1, < 2.0)
+    rake (10.1.0)
     ref (1.0.5)
     rspec-core (2.13.1)
     rspec-expectations (2.13.0)
       diff-lcs (>= 1.1.3, < 2.0)
     rspec-mocks (2.13.1)
@@ -86,18 +75,24 @@
       activesupport (>= 3.0)
       railties (>= 3.0)
       rspec-core (~> 2.13.0)
       rspec-expectations (~> 2.13.0)
       rspec-mocks (~> 2.13.0)
-    sprockets (2.2.2)
+    sprockets (2.10.0)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
+    sprockets-rails (2.0.0)
+      actionpack (>= 3.0)
+      activesupport (>= 3.0)
+      sprockets (~> 2.8)
     therubyracer (0.11.4)
       libv8 (~> 3.11.8.12)
       ref
     thor (0.18.1)
+    thread_safe (0.1.0)
+      atomic
     tilt (1.4.1)
     treetop (1.4.14)
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.37)