diff --git a/Gemfile.lock b/Gemfile.lock
index 048db63..b11b85b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -32,7 +32,7 @@ GEM
       arel (~> 6.0)
     activesupport (4.2.6)
       i18n (~> 0.7)
-      json (~> 1.8.5)
+      json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
@@ -44,7 +44,7 @@ GEM
     bootstrap-sass (3.3.7)
       autoprefixer-rails (>= 5.2.1)
       sass (>= 3.3.4)
-    builder (3.2.2)
+    builder (3.2.4)
     byebug (9.0.5)
     coffee-rails (4.1.1)
       coffee-script (>= 2.2.0)
@@ -53,15 +53,17 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.10.0)
-    concurrent-ruby (1.0.2)
+    concurrent-ruby (1.1.9)
+    crass (1.0.6)
     debug_inspector (0.0.2)
     erubis (2.7.0)
     execjs (2.7.0)
-    globalid (0.3.7)
-      activesupport (>= 4.1.0)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
     haml (4.0.7)
       tilt
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     innertube (1.1.0)
     jbuilder (2.6.0)
       activesupport (>= 3.0.0, < 5.1)
@@ -73,23 +75,24 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     json (1.8.5)
-    loofah (2.0.3)
-      nokogiri (~> 1.8.5)
+    loofah (2.14.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
     mail (2.6.4)
       mime-types (>= 1.16, < 4)
     middleware (0.1.0)
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.1.0)
-    minitest (5.9.0)
+    mini_portile2 (2.8.0)
+    minitest (5.15.0)
     multi_json (1.12.1)
     mysql2 (0.4.5)
-    nokogiri (1.8.5)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
-    pkg-config (1.1.7)
-    rack (1.6.4)
+    nokogiri (1.13.3)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    racc (1.6.0)
+    rack (1.6.13)
     rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.2.6)
@@ -103,14 +106,14 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 4.2.6)
       sprockets-rails
-    rails-deprecated_sanitizer (1.0.3)
+    rails-deprecated_sanitizer (1.0.4)
       activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.7)
-      activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.8.5)
+    rails-dom-testing (1.0.9)
+      activesupport (>= 4.2.0, < 5.0)
+      nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.2)
+      loofah (~> 2.3)
     railties (4.2.6)
       actionpack (= 4.2.6)
       activesupport (= 4.2.6)
@@ -131,10 +134,10 @@ GEM
       json (~> 1.8.5)
       rdoc (~> 4.0)
     spring (1.7.2)
-    sprockets (3.7.0)
+    sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    sprockets-rails (3.1.1)
+    sprockets-rails (3.2.2)
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
@@ -146,12 +149,12 @@ GEM
       middleware (>= 0.1.0)
       riddle (>= 1.5.11)
     thor (0.19.1)
-    thread_safe (0.3.5)
+    thread_safe (0.3.6)
     tilt (2.0.5)
     turbolinks (5.0.1)
       turbolinks-source (~> 5)
     turbolinks-source (5.0.0)
-    tzinfo (1.2.2)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     uglifier (3.0.1)
       execjs (>= 0.3.0, < 3)
@@ -171,6 +174,7 @@ DEPENDENCIES
   haml
   jbuilder (~> 2.0)
   jquery-rails
+  json (~> 1.8.5)
   mysql2
   rails (= 4.2.6)
   sass-rails (~> 5.0)