diff --git a/Gemfile.lock b/Gemfile.lock
index e9ad7e4..e7f3ab5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,68 +11,81 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (4.1.8)
-      actionpack (= 4.1.8)
-      actionview (= 4.1.8)
+    actionmailer (6.0.3.2)
+      actionpack (= 6.0.3.2)
+      actionview (= 6.0.3.2)
+      activejob (= 6.0.3.2)
       mail (~> 2.5, >= 2.5.4)
-    actionpack (4.1.8)
-      actionview (= 4.1.8)
-      activesupport (= 4.1.8)
-      rack (~> 1.5.2)
-      rack-test (~> 0.6.2)
-    actionview (4.1.8)
-      activesupport (= 4.1.8)
+      rails-dom-testing (~> 2.0)
+    actionpack (6.0.3.2)
+      actionview (= 6.0.3.2)
+      activesupport (= 6.0.3.2)
+      rack (~> 2.0, >= 2.0.8)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.2.0)
+    actionview (6.0.3.2)
+      activesupport (= 6.0.3.2)
       builder (~> 3.1)
-      erubis (~> 2.7.0)
-    activemodel (4.1.8)
-      activesupport (= 4.1.8)
-      builder (~> 3.1)
-    activerecord (4.1.8)
-      activemodel (= 4.1.8)
-      activesupport (= 4.1.8)
-      arel (~> 5.0.0)
-    activesupport (4.1.8)
-      i18n (~> 0.6, >= 0.6.9)
-      json (~> 1.7, >= 1.7.7)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.1, >= 1.2.0)
+    activejob (6.0.3.2)
+      activesupport (= 6.0.3.2)
+      globalid (>= 0.3.6)
+    activemodel (6.0.3.2)
+      activesupport (= 6.0.3.2)
+    activerecord (6.0.3.2)
+      activemodel (= 6.0.3.2)
+      activesupport (= 6.0.3.2)
+    activesupport (6.0.3.2)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
-      thread_safe (~> 0.1)
       tzinfo (~> 1.1)
-    arel (5.0.1.20140414130214)
-    builder (3.2.2)
+      zeitwerk (~> 2.2, >= 2.2.2)
+    builder (3.2.4)
+    concurrent-ruby (1.1.6)
+    crass (1.0.6)
     diff-lcs (1.2.5)
-    erubis (2.7.0)
+    erubi (1.9.0)
     filewatcher (0.3.4)
       trollop (~> 2.0)
-    hike (1.2.3)
-    i18n (0.7.0)
-    json (1.8.3)
-    mail (2.6.3)
-      mime-types (>= 1.16, < 3)
-    mime-types (2.6.2)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
+    i18n (1.8.5)
+      concurrent-ruby (~> 1.0)
+    loofah (2.6.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.5.9)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
+    method_source (1.0.0)
+    mini_mime (1.0.2)
     mini_portile (0.6.2)
-    minitest (5.8.1)
-    multi_json (1.11.2)
+    minitest (5.14.1)
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
-    rack (1.5.2)
-    rack-test (0.6.3)
-      rack (>= 1.0)
-    rails (4.1.8)
-      actionmailer (= 4.1.8)
-      actionpack (= 4.1.8)
-      actionview (= 4.1.8)
-      activemodel (= 4.1.8)
-      activerecord (= 4.1.8)
-      activesupport (= 4.1.8)
-      bundler (>= 1.3.0, < 2.0)
-      railties (= 4.1.8)
-      sprockets-rails (~> 2.0)
-    railties (4.1.8)
-      actionpack (= 4.1.8)
-      activesupport (= 4.1.8)
+    rack (2.2.3)
+    rack-test (1.1.0)
+      rack (>= 1.0, < 3)
+    rails (0.9.5)
+      actionmailer (>= 0.6.1)
+      actionpack (>= 1.4.0)
+      activerecord (>= 1.6.0)
+      rake (>= 0.4.15)
+    rails-dom-testing (2.0.3)
+      activesupport (>= 4.2.0)
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (6.0.3.2)
+      actionpack (= 6.0.3.2)
+      activesupport (= 6.0.3.2)
+      method_source
       rake (>= 0.8.7)
-      thor (>= 0.18.1, < 2.0)
-    rake (10.4.2)
+      thor (>= 0.20.3, < 2.0)
+    rake (13.0.1)
     redcarpet (3.3.3)
     rspec-core (2.14.8)
     rspec-expectations (2.14.5)
@@ -85,21 +98,12 @@ GEM
       rspec-core (~> 2.14.0)
       rspec-expectations (~> 2.14.0)
       rspec-mocks (~> 2.14.0)
-    sprockets (2.12.4)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
-    sprockets-rails (2.2.2)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      sprockets (>= 2.8, < 4.0)
-    thor (0.19.1)
-    thread_safe (0.3.5)
-    tilt (1.4.1)
+    thor (1.0.1)
+    thread_safe (0.3.6)
     trollop (2.0)
-    tzinfo (1.2.2)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
+    zeitwerk (2.4.0)
 
 PLATFORMS
   ruby