diff --git a/Gemfile.lock b/Gemfile.lock
index ee47517..1367ed8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     bourbon (5.0.0.beta.7)
       sass (~> 3.4.22)
       thor (~> 0.19.1)
-    builder (3.2.3)
+    builder (3.2.4)
     bullet (5.5.1)
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.10.0)
@@ -76,9 +76,10 @@ GEM
       json
     chartkick (2.2.3)
     coderay (1.1.1)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.8)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
+    crass (1.0.6)
     database_cleaner (1.5.3)
     delayed_job (4.1.2)
       activesupport (>= 3.0, < 5.1)
@@ -110,7 +111,8 @@ GEM
       activesupport (>= 3)
     hashdiff (0.3.2)
     high_voltage (3.0.0)
-    i18n (0.8.1)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jquery-rails (4.3.1)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
@@ -122,7 +124,8 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.0.3)
+    loofah (2.9.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.4)
       mime-types (>= 1.16, < 4)
@@ -130,14 +133,14 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.1.0)
-    minitest (5.10.1)
+    mini_portile2 (2.4.0)
+    minitest (5.14.4)
     neat (2.0.0)
       sass (~> 3.4)
       thor (~> 0.19)
     nio4r (2.0.0)
-    nokogiri (1.7.1)
-      mini_portile2 (~> 2.1.0)
+    nokogiri (1.10.10)
+      mini_portile2 (~> 2.4.0)
     normalize-rails (3.0.3)
     pg (0.20.0)
     pry (0.10.4)
@@ -151,7 +154,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (2.0.5)
     puma (3.8.2)
-    rack (2.0.1)
+    rack (2.2.3)
     rack-canonical-host (0.2.2)
       addressable (> 0, < 3)
       rack (>= 1.0.0, < 3)
@@ -172,11 +175,11 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 5.0.2)
       sprockets-rails (>= 2.0.0)
-    rails-dom-testing (2.0.2)
-      activesupport (>= 4.2.0, < 6.0)
-      nokogiri (~> 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     rails_stdout_logging (0.0.5)
     railties (5.0.2)
       actionpack (= 5.0.2)
@@ -219,9 +222,9 @@ GEM
       tilt (>= 1.1, < 3)
     shoulda-matchers (3.1.1)
       activesupport (>= 4.0.0)
-    simple_form (3.4.0)
-      actionpack (> 4, < 5.1)
-      activemodel (> 4, < 5.1)
+    simple_form (5.0.0)
+      actionpack (>= 5.0)
+      activemodel (>= 5.0)
     simplecov (0.14.1)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
@@ -254,7 +257,7 @@ GEM
     title (0.0.7)
       i18n
       rails (>= 3.1)
-    tzinfo (1.2.3)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)