Update gems

Gemfile

@@ -2,7 +2,7 @@
 # the following line to use "https"
 source 'http://rubygems.org'
 
-gem "middleman", "~>3.2.0"
+gem "middleman", "~>3.3.0"
 
 # For syntax highlighting
 gem "middleman-syntax"

Gemfile.lock

 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (3.2.17)
-      i18n (~> 0.6, >= 0.6.4)
-      multi_json (~> 1.0)
+    activesupport (4.0.4)
+      i18n (~> 0.6, >= 0.6.9)
+      minitest (~> 4.2)
+      multi_json (~> 1.3)
+      thread_safe (~> 0.1)
+      tzinfo (~> 0.3.37)
     chunky_png (1.3.0)
     coffee-script (2.2.0)
       coffee-script-source
       execjs
     coffee-script-source (1.7.0)
-    compass (0.12.4)
+    compass (0.12.5)
       chunky_png (~> 1.2)
       fssm (>= 0.2.7)
-      sass (~> 3.2.17)
+      sass (~> 3.2.19)
+    compass-import-once (1.0.4)
+      sass (>= 3.2, < 3.5)
     em-websocket (0.5.0)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.5.3)
+    erubis (2.7.0)
     eventmachine (1.0.3)
-    execjs (1.4.0)
-      multi_json (~> 1.0)
+    execjs (2.0.2)
     ffi (1.9.3)
     fssm (0.2.10)
     haml (4.0.5)
       tilt
     hike (1.2.3)
+    hooks (0.4.0)
+      uber (~> 0.0.4)
     http_parser.rb (0.5.3)
     i18n (0.6.9)
     json (1.8.1)
@@ -33,40 +40,51 @@ GEM
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
       rb-kqueue (>= 0.2)
-    middleman (3.2.2)
+    middleman (3.3.1)
       coffee-script (~> 2.2.0)
-      compass (>= 0.12.2)
-      execjs (~> 1.4.0)
-      haml (>= 3.1.6)
+      compass (>= 0.12.4)
+      compass-import-once (~> 1.0.4)
+      execjs (~> 2.0)
+      haml (>= 4.0.5)
       kramdown (~> 1.2)
-      middleman-core (= 3.2.2)
+      middleman-core (= 3.3.1)
       middleman-sprockets (>= 3.1.2)
-      sass (>= 3.1.20)
-      uglifier (~> 2.4.0)
-    middleman-core (3.2.2)
-      activesupport (~> 3.2.6)
+      sass (>= 3.2.17, < 4.0)
+      uglifier (~> 2.5)
+    middleman-core (3.3.1)
+      activesupport (~> 4.0.1)
       bundler (~> 1.1)
+      erubis
+      hooks (~> 0.3)
       i18n (~> 0.6.9)
       listen (~> 1.1)
-      rack (>= 1.4.5)
-      rack-test (~> 0.6.1)
+      padrino-helpers (~> 0.12.1)
+      rack (>= 1.4.5, < 2.0)
+      rack-test (~> 0.6.2)
       thor (>= 0.15.2, < 2.0)
-      tilt (~> 1.4.1)
+      tilt (~> 1.4.1, < 2.0)
     middleman-gh-pages (0.0.3)
       rake (> 0.9.3)
-    middleman-livereload (3.3.0)
+    middleman-livereload (3.3.2)
       em-websocket (~> 0.5.0)
       middleman-core (~> 3.2)
       rack-livereload (~> 0.3.15)
-    middleman-sprockets (3.3.1)
+    middleman-sprockets (3.3.2)
       middleman-core (>= 3.2)
-      sprockets (~> 2.1)
-      sprockets-helpers (~> 1.0.0)
+      sprockets (~> 2.2)
+      sprockets-helpers (~> 1.1.0)
       sprockets-sass (~> 1.0.0)
     middleman-syntax (2.0.0)
       middleman-core (~> 3.2)
       rouge (~> 1.0)
+    minitest (4.7.5)
     multi_json (1.9.2)
+    padrino-helpers (0.12.1)
+      i18n (~> 0.6, >= 0.6.7)
+      padrino-support (= 0.12.1)
+      tilt (~> 1.4.1)
+    padrino-support (0.12.1)
+      activesupport (>= 3.1)
     rack (1.5.2)
     rack-livereload (0.3.15)
       rack
@@ -82,13 +100,13 @@ GEM
     ref (1.0.5)
     rouge (1.3.3)
     ruby18_source_location (0.2)
-    sass (3.2.18)
+    sass (3.2.19)
     sprockets (2.12.0)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
-    sprockets-helpers (1.0.1)
+    sprockets-helpers (1.1.0)
       sprockets (~> 2.0)
     sprockets-sass (1.0.3)
       sprockets (~> 2.0)
@@ -97,8 +115,11 @@ GEM
       libv8 (~> 3.16.14.0)
       ref
     thor (0.19.1)
+    thread_safe (0.3.3)
     tilt (1.4.1)
-    uglifier (2.4.0)
+    tzinfo (0.3.39)
+    uber (0.0.4)
+    uglifier (2.5.0)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
 
@@ -106,7 +127,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  middleman (~> 3.2.0)
+  middleman (~> 3.3.0)
   middleman-gh-pages
   middleman-livereload (~> 3.3.0)
   middleman-syntax