Update gems

Gemfile.lock

 GIT
   remote: https://github.com/vmg/redcarpet.git
-  revision: 84d610317182be56e1f4bc74992c6cd1ff1fa1d7
+  revision: 48e0d676e62c964a59e382e8d852a53526c1b5c3
   specs:
     redcarpet (3.0.0)
 
@@ -14,7 +14,7 @@ GEM
     coffee-script (2.2.0)
       coffee-script-source
       execjs
-    coffee-script-source (1.6.3)
+    coffee-script-source (1.7.0)
     compass (0.12.2)
       chunky_png (~> 1.2)
       fssm (>= 0.2.7)
@@ -32,25 +32,26 @@ GEM
     hike (1.2.3)
     http_parser.rb (0.5.3)
     i18n (0.6.9)
+    json (1.8.1)
     kramdown (1.3.1)
     listen (1.3.1)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
       rb-kqueue (>= 0.2)
-    middleman (3.2.1)
+    middleman (3.2.2)
       coffee-script (~> 2.2.0)
       compass (>= 0.12.2)
       execjs (~> 1.4.0)
       haml (>= 3.1.6)
       kramdown (~> 1.2)
-      middleman-core (= 3.2.1)
+      middleman-core (= 3.2.2)
       middleman-sprockets (>= 3.1.2)
       sass (>= 3.1.20)
-      uglifier (~> 2.1.0)
-    middleman-core (3.2.1)
+      uglifier (~> 2.4.0)
+    middleman-core (3.2.2)
       activesupport (~> 3.2.6)
       bundler (~> 1.1)
-      i18n (~> 0.6.1)
+      i18n (~> 0.6.9)
       listen (~> 1.1)
       rack (>= 1.4.5)
       rack-test (~> 0.6.1)
@@ -58,7 +59,7 @@ GEM
       tilt (~> 1.4.1)
     middleman-gh-pages (0.0.3)
       rake (> 0.9.3)
-    middleman-livereload (3.1.0)
+    middleman-livereload (3.1.1)
       em-websocket (>= 0.2.0)
       middleman-core (>= 3.0.2)
       multi_json (~> 1.0)
@@ -85,7 +86,7 @@ GEM
       ffi (>= 0.5.0)
     rouge (1.3.2)
     ruby18_source_location (0.2)
-    sass (3.2.13)
+    sass (3.2.14)
     sprockets (2.10.1)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -98,9 +99,9 @@ GEM
       tilt (~> 1.1)
     thor (0.18.1)
     tilt (1.4.1)
-    uglifier (2.1.2)
+    uglifier (2.4.0)
       execjs (>= 0.3.0)
-      multi_json (~> 1.0, >= 1.0.2)
+      json (>= 1.8.0)
 
 PLATFORMS
   ruby