website: update Gemfile

website/Gemfile

 source 'https://rubygems.org'
 
-ruby '1.9.3'
-
 gem "middleman", "~> 3.1.5"
 gem "middleman-minify-html", "~> 3.1.1"
 gem "rack-contrib", "~> 1.1.0"

website/Gemfile.lock

 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (3.2.14)
+    activesupport (3.2.15)
       i18n (~> 0.6, >= 0.6.4)
       multi_json (~> 1.0)
-    chunky_png (1.2.8)
+    chunky_png (1.2.9)
     coffee-script (2.2.0)
       coffee-script-source
       execjs
@@ -21,45 +21,45 @@ GEM
     fssm (0.2.10)
     haml (4.0.3)
       tilt
-    highline (1.6.19)
+    highline (1.6.20)
     hike (1.2.3)
     i18n (0.6.5)
-    kramdown (1.1.0)
+    kramdown (1.2.0)
     libv8 (3.16.14.3)
-    listen (1.2.3)
+    listen (1.3.1)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
       rb-kqueue (>= 0.2)
-    middleman (3.1.5)
+    middleman (3.1.6)
       coffee-script (~> 2.2.0)
       compass (>= 0.12.2)
       execjs (~> 1.4.0)
       haml (>= 3.1.6)
-      kramdown (~> 1.1.0)
-      middleman-core (= 3.1.5)
-      middleman-more (= 3.1.5)
+      kramdown (~> 1.2)
+      middleman-core (= 3.1.6)
+      middleman-more (= 3.1.6)
       middleman-sprockets (>= 3.1.2)
       sass (>= 3.1.20)
       uglifier (~> 2.1.0)
-    middleman-core (3.1.5)
+    middleman-core (3.1.6)
       activesupport (~> 3.2.6)
       bundler (~> 1.1)
       i18n (~> 0.6.1)
-      listen (~> 1.2.2)
+      listen (~> 1.1)
       rack (>= 1.4.5)
       rack-test (~> 0.6.1)
       thor (>= 0.15.2, < 2.0)
       tilt (~> 1.3.6)
     middleman-minify-html (3.1.1)
       middleman-core (~> 3.0)
-    middleman-more (3.1.5)
+    middleman-more (3.1.6)
     middleman-sprockets (3.1.4)
       middleman-core (>= 3.0.14)
       middleman-more (>= 3.0.14)
       sprockets (~> 2.1)
       sprockets-helpers (~> 1.0.0)
       sprockets-sass (~> 1.0.0)
-    multi_json (1.8.0)
+    multi_json (1.8.2)
     rack (1.5.2)
     rack-contrib (1.1.0)
       rack (>= 0.9.1)
@@ -72,7 +72,7 @@ GEM
       ffi (>= 0.5.0)
     redcarpet (3.0.0)
     ref (1.0.5)
-    sass (3.2.10)
+    sass (3.2.12)
     sprockets (2.10.0)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -80,7 +80,7 @@ GEM
       tilt (~> 1.1, != 1.3.0)
     sprockets-helpers (1.0.1)
       sprockets (~> 2.0)
-    sprockets-sass (1.0.1)
+    sprockets-sass (1.0.2)
       sprockets (~> 2.0)
       tilt (~> 1.1)
     therubyracer (0.12.0)