diff --git a/Gemfile b/Gemfile
index 456d314..bb57346 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,7 +2,7 @@
 # the following line to use "https"
 source 'http://rubygems.org'
 
-gem "middleman", "~>3.3.2"
+gem "middleman", "~> 3.3.2"
 gem "middleman-livereload", "~> 3.1.0"
 gem 'bourbon'
 gem 'middleman-deploy'
diff --git a/Gemfile.lock b/Gemfile.lock
index c805e6b..1eec66f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,71 +1,80 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (4.0.5)
+    activesupport (4.1.16)
       i18n (~> 0.6, >= 0.6.9)
-      minitest (~> 4.2)
-      multi_json (~> 1.3)
+      json (~> 1.7, >= 1.7.7)
+      minitest (~> 5.1)
       thread_safe (~> 0.1)
-      tzinfo (~> 0.3.37)
+      tzinfo (~> 1.1)
     awesome_print (1.2.0)
     babosa (0.3.11)
     bourbon (3.1.8)
       sass (>= 3.2.0)
       thor
-    chunky_png (1.3.1)
+    celluloid (0.16.0)
+      timers (~> 4.0.0)
+    chunky_png (1.3.11)
     coderay (1.1.0)
-    coffee-script (2.2.0)
+    coffee-script (2.4.1)
       coffee-script-source
       execjs
-    coffee-script-source (1.7.0)
-    compass (0.12.6)
+    coffee-script-source (1.12.2)
+    compass (1.0.3)
       chunky_png (~> 1.2)
-      fssm (>= 0.2.7)
-      sass (~> 3.2.19)
-    compass-import-once (1.0.4)
+      compass-core (~> 1.0.2)
+      compass-import-once (~> 1.0.5)
+      rb-fsevent (>= 0.9.3)
+      rb-inotify (>= 0.9)
+      sass (>= 3.3.13, < 3.5)
+    compass-core (1.0.3)
+      multi_json (~> 1.0)
+      sass (>= 3.3.0, < 3.5)
+    compass-import-once (1.0.5)
       sass (>= 3.2, < 3.5)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     erubis (2.7.0)
     eventmachine (1.0.3)
-    execjs (2.0.2)
-    ffi (1.9.3)
-    fssm (0.2.10)
+    execjs (2.7.0)
+    ffi (1.12.2)
     github-markdown (0.6.5)
-    haml (4.0.5)
+    haml (5.1.2)
+      temple (>= 0.8.0)
       tilt
     hike (1.2.3)
-    hooks (0.4.0)
-      uber (~> 0.0.4)
+    hitimes (2.0.0)
+    hooks (0.4.1)
+      uber (~> 0.0.14)
     http_parser.rb (0.6.0)
-    i18n (0.6.9)
-    json (1.8.1)
-    kramdown (1.3.3)
-    listen (1.3.1)
+    i18n (0.7.0)
+    json (1.8.6)
+    kramdown (1.17.0)
+    listen (2.10.1)
+      celluloid (~> 0.16.0)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-      rb-kqueue (>= 0.2)
     method_source (0.8.2)
-    middleman (3.3.2)
-      coffee-script (~> 2.2.0)
-      compass (>= 0.12.4)
-      compass-import-once (~> 1.0.4)
+    middleman (3.3.12)
+      coffee-script (~> 2.2)
+      compass (>= 1.0.0, < 2.0.0)
+      compass-import-once (= 1.0.5)
       execjs (~> 2.0)
       haml (>= 4.0.5)
       kramdown (~> 1.2)
-      middleman-core (= 3.3.2)
+      middleman-core (= 3.3.12)
       middleman-sprockets (>= 3.1.2)
-      sass (>= 3.2.17, < 4.0)
+      sass (>= 3.4.0, < 4.0)
       uglifier (~> 2.5)
-    middleman-core (3.3.2)
-      activesupport (~> 4.0.1)
+    middleman-core (3.3.12)
+      activesupport (~> 4.1.0)
       bundler (~> 1.1)
       erubis
       hooks (~> 0.3)
-      i18n (~> 0.6.9)
-      listen (~> 1.1)
-      padrino-helpers (~> 0.12.1)
+      i18n (~> 0.7.0)
+      listen (>= 2.7.9, < 3.0)
+      padrino-helpers (~> 0.12.3)
       rack (>= 1.4.5, < 2.0)
       rack-test (~> 0.6.2)
       thor (>= 0.15.2, < 2.0)
@@ -79,22 +88,22 @@ GEM
       middleman-core (>= 3.0.2)
       multi_json (~> 1.0)
       rack-livereload
-    middleman-sprockets (3.3.3)
-      middleman-core (>= 3.2)
-      sprockets (~> 2.2)
+    middleman-sprockets (3.5.0)
+      middleman-core (>= 3.3)
+      sprockets (~> 2.12.1)
       sprockets-helpers (~> 1.1.0)
-      sprockets-sass (~> 1.1.0)
-    minitest (4.7.5)
-    multi_json (1.10.1)
+      sprockets-sass (~> 1.3.0)
+    minitest (5.14.0)
+    multi_json (1.14.1)
     narray (0.6.0.9)
     net-sftp (2.1.2)
       net-ssh (>= 2.6.5)
     net-ssh (2.9.1)
-    padrino-helpers (0.12.2)
+    padrino-helpers (0.12.9)
       i18n (~> 0.6, >= 0.6.7)
-      padrino-support (= 0.12.2)
-      tilt (~> 1.4.1)
-    padrino-support (0.12.2)
+      padrino-support (= 0.12.9)
+      tilt (>= 1.4.1, < 3)
+    padrino-support (0.12.9)
       activesupport (>= 3.1)
     pry (0.9.12.6)
       coderay (~> 1.0)
@@ -102,37 +111,39 @@ GEM
       slop (~> 3.4)
     ptools (1.2.4)
     quantile (0.2.0)
-    rack (1.5.2)
+    rack (1.6.13)
     rack-livereload (0.3.15)
       rack
-    rack-test (0.6.2)
+    rack-test (0.6.3)
       rack (>= 1.0)
-    rb-fsevent (0.9.4)
-    rb-inotify (0.9.4)
-      ffi (>= 0.5.0)
-    rb-kqueue (0.2.2)
-      ffi (>= 0.5.0)
+    rb-fsevent (0.10.4)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     ruby-stemmer (0.9.3)
-    sass (3.2.19)
+    sass (3.4.25)
     slop (3.5.0)
-    sprockets (2.12.1)
+    sprockets (2.12.5)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     sprockets-helpers (1.1.0)
       sprockets (~> 2.0)
-    sprockets-sass (1.1.0)
+    sprockets-sass (1.3.1)
       sprockets (~> 2.0)
       tilt (~> 1.1)
     stopwords-filter (0.3.1)
+    temple (0.8.2)
     tf-idf-similarity (0.1.3)
-    thor (0.19.1)
-    thread_safe (0.3.3)
+    thor (1.0.1)
+    thread_safe (0.3.6)
     tilt (1.4.1)
-    tzinfo (0.3.39)
-    uber (0.0.6)
-    uglifier (2.5.0)
+    timers (4.0.4)
+      hitimes
+    tzinfo (1.2.7)
+      thread_safe (~> 0.1)
+    uber (0.0.15)
+    uglifier (2.7.2)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
 
@@ -155,3 +166,6 @@ DEPENDENCIES
   tf-idf-similarity
   tzinfo-data
   wdm (~> 0.1.0)
+
+BUNDLED WITH
+   1.17.3