diff --git a/Gemfile.lock b/Gemfile.lock
index be314a6..76c139f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,44 +1,44 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (5.2.3)
-      actionview (= 5.2.3)
-      activesupport (= 5.2.3)
-      rack (~> 2.0)
+    actionpack (5.2.4.1)
+      actionview (= 5.2.4.1)
+      activesupport (= 5.2.4.1)
+      rack (~> 2.0, >= 2.0.8)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.2.3)
-      activesupport (= 5.2.3)
+    actionview (5.2.4.1)
+      activesupport (= 5.2.4.1)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activesupport (5.2.3)
+    activesupport (5.2.4.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
-    autoprefixer-rails (9.6.1)
+    autoprefixer-rails (9.7.4)
       execjs
     babel-source (5.8.35)
     babel-transpiler (0.7.0)
       babel-source (>= 4.0, < 6)
       execjs (~> 2.0)
-    bootstrap (4.3.1)
+    bootstrap (4.4.1)
       autoprefixer-rails (>= 9.1.0)
       popper_js (>= 1.14.3, < 2)
       sassc-rails (>= 2.0.0)
-    builder (3.2.3)
+    builder (3.2.4)
     colorator (1.1.0)
     concurrent-ruby (1.1.6)
-    crass (1.0.5)
+    crass (1.0.6)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
-    erubi (1.8.0)
+    erubi (1.9.0)
     eventmachine (1.2.7)
     execjs (2.7.0)
     extras (0.3.0)
@@ -94,18 +94,18 @@ GEM
     listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.3.1)
+    loofah (2.4.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mercenary (0.3.6)
     method_source (0.9.2)
     mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    minitest (5.14.0)
     nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    popper_js (1.14.5)
+    popper_js (1.16.0)
     public_suffix (4.0.3)
     rack (2.2.2)
     rack-test (1.1.0)
@@ -113,15 +113,15 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
-    railties (5.2.3)
-      actionpack (= 5.2.3)
-      activesupport (= 5.2.3)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
+    railties (5.2.4.1)
+      actionpack (= 5.2.4.1)
+      activesupport (= 5.2.4.1)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
-    rake (12.3.3)
+    rake (13.0.1)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
@@ -140,7 +140,7 @@ GEM
       sprockets (> 3.0)
       sprockets-rails
       tilt
-    sprockets (3.7.2)
+    sprockets (4.0.0)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     sprockets-es6 (0.9.2)
@@ -151,10 +151,10 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    thor (0.20.3)
+    thor (1.0.1)
     thread_safe (0.3.6)
-    tilt (2.0.9)
-    tzinfo (1.2.5)
+    tilt (2.0.10)
+    tzinfo (1.2.6)
       thread_safe (~> 0.1)
 
 PLATFORMS