diff --git a/Gemfile.lock b/Gemfile.lock
index c7ff0a1..0a0d318 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (4.1.14)
+    activesupport (4.1.16)
       i18n (~> 0.6, >= 0.6.9)
       json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
@@ -9,7 +9,7 @@ GEM
       tzinfo (~> 1.1)
     celluloid (0.16.0)
       timers (~> 4.0.0)
-    chunky_png (1.3.5)
+    chunky_png (1.3.6)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
@@ -30,19 +30,19 @@ GEM
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     erubis (2.7.0)
-    eventmachine (1.0.8)
-    execjs (2.6.0)
-    ffi (1.9.10)
+    eventmachine (1.2.0.1)
+    execjs (2.7.0)
+    ffi (1.9.14)
     haml (4.0.7)
       tilt
     hike (1.2.3)
-    hitimes (1.2.3)
+    hitimes (1.2.4)
     hooks (0.4.1)
       uber (~> 0.0.14)
     http_parser.rb (0.6.0)
     i18n (0.7.0)
     json (1.8.3)
-    kramdown (1.9.0)
+    kramdown (1.11.1)
     listen (2.10.1)
       celluloid (~> 0.16.0)
       rb-fsevent (>= 0.9.3)
@@ -84,16 +84,16 @@ GEM
       sprockets (~> 2.12.1)
       sprockets-helpers (~> 1.1.0)
       sprockets-sass (~> 1.3.0)
-    minitest (5.8.3)
-    multi_json (1.11.2)
+    minitest (5.9.0)
+    multi_json (1.12.1)
     net-sftp (2.1.2)
       net-ssh (>= 2.6.5)
-    net-ssh (3.0.1)
-    padrino-helpers (0.12.5)
+    net-ssh (3.2.0)
+    padrino-helpers (0.12.8)
       i18n (~> 0.6, >= 0.6.7)
-      padrino-support (= 0.12.5)
+      padrino-support (= 0.12.8)
       tilt (~> 1.4.1)
-    padrino-support (0.12.5)
+    padrino-support (0.12.8)
       activesupport (>= 3.1)
     ptools (1.3.3)
     rack (1.6.4)
@@ -101,10 +101,10 @@ GEM
       rack
     rack-test (0.6.3)
       rack (>= 1.0)
-    rb-fsevent (0.9.6)
-    rb-inotify (0.9.5)
+    rb-fsevent (0.9.7)
+    rb-inotify (0.9.7)
       ffi (>= 0.5.0)
-    sass (3.4.19)
+    sass (3.4.22)
     sprockets (2.12.4)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -138,4 +138,4 @@ DEPENDENCIES
   wdm (~> 0.1.0)
 
 BUNDLED WITH
-   1.10.6
+   1.12.5