diff --git a/Gemfile.lock b/Gemfile.lock
index a26e773..6616048 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
     bourbon (4.2.3)
       sass (~> 3.4)
       thor
-    builder (3.2.2)
+    builder (3.2.4)
     cancancan (1.12.0)
     capistrano (3.4.0)
       i18n
@@ -88,12 +88,13 @@ GEM
       sshkit (~> 1.3)
     capistrano-ext (1.2.1)
       capistrano (>= 1.0.0)
-    capybara (2.4.4)
-      mime-types (>= 1.16)
+    capybara (2.18.0)
+      addressable
+      mini_mime (>= 0.1.3)
       nokogiri (>= 1.3.3)
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
-      xpath (~> 2.0)
+      xpath (>= 2.0, < 4.0)
     carrierwave (0.10.0)
       activemodel (>= 3.2.0)
       activesupport (>= 3.2.0)
@@ -135,6 +136,7 @@ GEM
       compass (~> 1.0.0)
       sass-rails (<= 5.0.1)
       sprockets (< 2.13)
+    concurrent-ruby (1.1.8)
     coveralls (0.8.2)
       json (~> 1.8)
       rest-client (>= 1.6.8, < 2)
@@ -143,6 +145,7 @@ GEM
       thor (~> 0.19.1)
     crack (0.4.2)
       safe_yaml (~> 1.0.0)
+    crass (1.0.6)
     cucumber (1.3.20)
       builder (>= 2.1.2)
       diff-lcs (>= 1.1.3)
@@ -218,7 +221,7 @@ GEM
       rspec (>= 2.14, < 4.0)
     gyoku (1.3.1)
       builder (>= 2.1.2)
-    haml (4.0.6)
+    haml (4.0.7)
       tilt
     haml-rails (0.9.0)
       actionpack (>= 4.0.1)
@@ -231,14 +234,15 @@ GEM
       activesupport (>= 3.2, < 5)
     highline (1.6.8)
     hike (1.2.3)
-    html2haml (2.0.0)
+    html2haml (2.2.0)
       erubis (~> 2.7.0)
-      haml (~> 4.0.0)
-      nokogiri (~> 1.6.0)
+      haml (>= 4.0, < 6)
+      nokogiri (>= 1.6.0)
       ruby_parser (~> 3.5)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     inherited_resources (1.6.0)
       actionpack (>= 3.2, < 5)
       has_scope (~> 0.6.0.rc)
@@ -259,15 +263,17 @@ GEM
     listen (3.0.3)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-    loofah (2.0.2)
+    loofah (2.9.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.9)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
     method_source (0.8.2)
     mime-types (2.6.1)
-    mini_portile (0.6.2)
-    minitest (5.7.0)
+    mini_mime (1.1.0)
+    mini_portile2 (2.4.0)
+    minitest (5.14.4)
     multi_json (1.11.2)
     multi_test (0.1.2)
     nenv (0.2.0)
@@ -278,8 +284,8 @@ GEM
     net-ssh (2.9.2)
     netrc (0.10.3)
     newrelic_rpm (3.15.1.316)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.9.1)
+      mini_portile2 (~> 2.4.0)
     notiffany (0.0.6)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -304,7 +310,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    rack (1.6.4)
+    rack (1.6.13)
     rack-accept (0.4.5)
       rack (>= 0.4)
     rack-cors (1.0.2)
@@ -321,14 +327,14 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 4.2.2)
       sprockets-rails
-    rails-deprecated_sanitizer (1.0.3)
+    rails-deprecated_sanitizer (1.0.4)
       activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.6)
-      activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.6.0)
+    rails-dom-testing (1.0.9)
+      activesupport (>= 4.2.0, < 5.0)
+      nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.2)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging
@@ -383,8 +389,8 @@ GEM
       ansi
       ast
     ruby-oci8 (2.1.8)
-    ruby_parser (3.7.0)
-      sexp_processor (~> 4.1)
+    ruby_parser (3.16.0)
+      sexp_processor (~> 4.15, >= 4.15.1)
     rubyzip (1.1.7)
     rufus-scheduler (3.1.3)
     safe_yaml (1.0.4)
@@ -405,7 +411,7 @@ GEM
       multi_json (~> 1.0)
       rubyzip (~> 1.0)
       websocket (~> 1.0)
-    sexp_processor (4.6.0)
+    sexp_processor (4.15.3)
     shellany (0.0.1)
     shoulda-matchers (2.8.0)
       activesupport (>= 3.0.0)
@@ -455,14 +461,14 @@ GEM
       libv8 (~> 3.16.14.0)
       ref
     thor (0.19.1)
-    thread_safe (0.3.5)
+    thread_safe (0.3.6)
     tilt (1.4.1)
     timecop (0.7.4)
     tins (1.5.4)
     turnout (2.1.0)
       rack (~> 1.3)
       rack-accept (~> 0.4)
-    tzinfo (1.2.2)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     uglifier (2.7.1)
       execjs (>= 0.3.0)
@@ -484,8 +490,8 @@ GEM
     whenever (0.9.4)
       chronic (>= 0.6.3)
     will_paginate (3.0.7)
-    xpath (2.0.0)
-      nokogiri (~> 1.3)
+    xpath (3.1.0)
+      nokogiri (~> 1.8)
 
 PLATFORMS
   ruby