diff --git a/Gemfile b/Gemfile
index 8734d59..625dd3d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'rails', '5.0.3'
+gem 'rails', '5.0.4'
 gem 'sass-rails'
 gem 'uglifier'
 gem 'coffee-rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index 3695635..482ad22 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,39 +8,39 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.0.3)
-      actionpack (= 5.0.3)
+    actioncable (5.0.4)
+      actionpack (= 5.0.4)
       nio4r (>= 1.2, < 3.0)
       websocket-driver (~> 0.6.1)
-    actionmailer (5.0.3)
-      actionpack (= 5.0.3)
-      actionview (= 5.0.3)
-      activejob (= 5.0.3)
+    actionmailer (5.0.4)
+      actionpack (= 5.0.4)
+      actionview (= 5.0.4)
+      activejob (= 5.0.4)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.0.3)
-      actionview (= 5.0.3)
-      activesupport (= 5.0.3)
+    actionpack (5.0.4)
+      actionview (= 5.0.4)
+      activesupport (= 5.0.4)
       rack (~> 2.0)
       rack-test (~> 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.0.3)
-      activesupport (= 5.0.3)
+    actionview (5.0.4)
+      activesupport (= 5.0.4)
       builder (~> 3.1)
       erubis (~> 2.7.0)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.0.3)
-      activesupport (= 5.0.3)
+    activejob (5.0.4)
+      activesupport (= 5.0.4)
       globalid (>= 0.3.6)
-    activemodel (5.0.3)
-      activesupport (= 5.0.3)
-    activerecord (5.0.3)
-      activemodel (= 5.0.3)
-      activesupport (= 5.0.3)
+    activemodel (5.0.4)
+      activesupport (= 5.0.4)
+    activerecord (5.0.4)
+      activemodel (= 5.0.4)
+      activesupport (= 5.0.4)
       arel (~> 7.0)
-    activesupport (5.0.3)
+    activesupport (5.0.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (~> 0.7)
       minitest (~> 5.1)
@@ -160,7 +160,7 @@ GEM
       nokogiri (>= 1.6.0)
       ruby_parser (~> 3.5)
     hub (1.12.4)
-    i18n (0.8.4)
+    i18n (0.8.6)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
@@ -192,7 +192,7 @@ GEM
     loofah (2.0.3)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.12)
-    mail (2.6.5)
+    mail (2.6.6)
       mime-types (>= 1.16, < 4)
     method_source (0.8.2)
     mime-types (3.1)
@@ -207,7 +207,7 @@ GEM
       net-ssh (>= 2.6.5)
     net-ssh (4.1.0)
     newrelic_rpm (4.2.0.334)
-    nio4r (2.0.0)
+    nio4r (2.1.0)
     nokogiri (1.8.0)
       mini_portile2 (~> 2.2.0)
     notiffany (0.1.1)
@@ -233,17 +233,17 @@ GEM
       rack
     rack-test (0.6.3)
       rack (>= 1.0)
-    rails (5.0.3)
-      actioncable (= 5.0.3)
-      actionmailer (= 5.0.3)
-      actionpack (= 5.0.3)
-      actionview (= 5.0.3)
-      activejob (= 5.0.3)
-      activemodel (= 5.0.3)
-      activerecord (= 5.0.3)
-      activesupport (= 5.0.3)
+    rails (5.0.4)
+      actioncable (= 5.0.4)
+      actionmailer (= 5.0.4)
+      actionpack (= 5.0.4)
+      actionview (= 5.0.4)
+      activejob (= 5.0.4)
+      activemodel (= 5.0.4)
+      activerecord (= 5.0.4)
+      activesupport (= 5.0.4)
       bundler (>= 1.3.0, < 2.0)
-      railties (= 5.0.3)
+      railties (= 5.0.4)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
@@ -251,9 +251,9 @@ GEM
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
     rails_layout (1.0.41)
-    railties (5.0.3)
-      actionpack (= 5.0.3)
-      activesupport (= 5.0.3)
+    railties (5.0.4)
+      actionpack (= 5.0.4)
+      activesupport (= 5.0.4)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
@@ -401,7 +401,7 @@ DEPENDENCIES
   puma
   pundit
   rack-attack
-  rails (= 5.0.3)
+  rails (= 5.0.4)
   rails_layout
   ransack
   rb-fchange