diff --git a/Gemfile.lock b/Gemfile.lock
index 6a8908f..475a2ff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,47 +31,47 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (5.2.4.5)
-      actionpack (= 5.2.4.5)
+    actioncable (5.2.6)
+      actionpack (= 5.2.6)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
-    actionmailer (5.2.4.5)
-      actionpack (= 5.2.4.5)
-      actionview (= 5.2.4.5)
-      activejob (= 5.2.4.5)
+    actionmailer (5.2.6)
+      actionpack (= 5.2.6)
+      actionview (= 5.2.6)
+      activejob (= 5.2.6)
       mail (~> 2.5, >= 2.5.4)
       rails-dom-testing (~> 2.0)
-    actionpack (5.2.4.5)
-      actionview (= 5.2.4.5)
-      activesupport (= 5.2.4.5)
+    actionpack (5.2.6)
+      actionview (= 5.2.6)
+      activesupport (= 5.2.6)
       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 (5.2.4.5)
-      activesupport (= 5.2.4.5)
+    actionview (5.2.6)
+      activesupport (= 5.2.6)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (5.2.4.5)
-      activesupport (= 5.2.4.5)
+    activejob (5.2.6)
+      activesupport (= 5.2.6)
       globalid (>= 0.3.6)
-    activemodel (5.2.4.5)
-      activesupport (= 5.2.4.5)
+    activemodel (5.2.6)
+      activesupport (= 5.2.6)
     activemodel-serializers-xml (1.0.2)
       activemodel (> 5.x)
       activesupport (> 5.x)
       builder (~> 3.1)
-    activerecord (5.2.4.5)
-      activemodel (= 5.2.4.5)
-      activesupport (= 5.2.4.5)
+    activerecord (5.2.6)
+      activemodel (= 5.2.6)
+      activesupport (= 5.2.6)
       arel (>= 9.0)
-    activestorage (5.2.4.5)
-      actionpack (= 5.2.4.5)
-      activerecord (= 5.2.4.5)
-      marcel (~> 0.3.1)
-    activesupport (5.2.4.5)
+    activestorage (5.2.6)
+      actionpack (= 5.2.6)
+      activerecord (= 5.2.6)
+      marcel (~> 1.0.0)
+    activesupport (5.2.6)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -170,21 +170,22 @@ GEM
     fluent-plugin-td (1.1.0)
       fluentd (>= 0.14.13, < 2)
       td-client (~> 1.0)
-    fluentd (1.12.1)
+    fluentd (1.13.3)
       bundler
       cool.io (>= 1.4.5, < 2.0.0)
-      http_parser.rb (>= 0.5.1, < 0.7.0)
+      http_parser.rb (>= 0.5.1, < 0.8.0)
       msgpack (>= 1.3.1, < 2.0.0)
       serverengine (>= 2.2.2, < 3.0.0)
       sigdump (~> 0.2.2)
       strptime (>= 0.2.2, < 1.0.0)
       tzinfo (>= 1.0, < 3.0)
       tzinfo-data (~> 1.0)
+      webrick (>= 1.4.2, < 1.8.0)
       yajl-ruby (~> 1.0)
     font-awesome-rails (4.7.0.5)
       railties (>= 3.2, < 6.1)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
+    globalid (0.5.2)
+      activesupport (>= 5.0)
     haml (5.1.2)
       temple (>= 0.8.0)
       tilt
@@ -200,9 +201,9 @@ GEM
       haml (>= 4.0, < 6)
       nokogiri (>= 1.6.0)
       ruby_parser (~> 3.5)
-    http_parser.rb (0.6.0)
+    http_parser.rb (0.7.0)
     httpclient (2.8.3)
-    i18n (1.8.9)
+    i18n (1.8.10)
       concurrent-ruby (~> 1.0)
     i18n_generators (2.1.1)
       rails (>= 3.0.0)
@@ -220,28 +221,24 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.9.0)
+    loofah (2.11.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
-    marcel (0.3.3)
-      mimemagic (~> 0.3.2)
+    marcel (1.0.1)
     method_source (0.9.2)
-    mimemagic (0.3.10)
-      nokogiri (~> 1)
-      rake
-    mini_mime (1.0.2)
-    mini_portile2 (2.5.1)
+    mini_mime (1.1.0)
+    mini_portile2 (2.6.1)
     minitest (5.14.4)
     mongo (2.6.4)
       bson (>= 4.3.0, < 5.0.0)
     msgpack (1.4.2)
     multi_json (1.14.1)
     multipart-post (2.1.1)
-    nio4r (2.5.5)
-    nokogiri (1.11.4)
-      mini_portile2 (~> 2.5.0)
+    nio4r (2.5.8)
+    nokogiri (1.12.1)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     power_assert (1.1.3)
     pry (0.12.2)
@@ -258,27 +255,27 @@ GEM
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
-    rails (5.2.4.5)
-      actioncable (= 5.2.4.5)
-      actionmailer (= 5.2.4.5)
-      actionpack (= 5.2.4.5)
-      actionview (= 5.2.4.5)
-      activejob (= 5.2.4.5)
-      activemodel (= 5.2.4.5)
-      activerecord (= 5.2.4.5)
-      activestorage (= 5.2.4.5)
-      activesupport (= 5.2.4.5)
+    rails (5.2.6)
+      actioncable (= 5.2.6)
+      actionmailer (= 5.2.6)
+      actionpack (= 5.2.6)
+      actionview (= 5.2.6)
+      activejob (= 5.2.6)
+      activemodel (= 5.2.6)
+      activerecord (= 5.2.6)
+      activestorage (= 5.2.6)
+      activesupport (= 5.2.6)
       bundler (>= 1.3.0)
-      railties (= 5.2.4.5)
+      railties (= 5.2.6)
       sprockets-rails (>= 2.0.0)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.3.0)
       loofah (~> 2.3)
-    railties (5.2.4.5)
-      actionpack (= 5.2.4.5)
-      activesupport (= 5.2.4.5)
+    railties (5.2.6)
+      actionpack (= 5.2.6)
+      activesupport (= 5.2.6)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.19.0, < 2.0)
@@ -308,7 +305,7 @@ GEM
     selenium-webdriver (3.13.1)
       childprocess (~> 0.5)
       rubyzip (~> 1.2)
-    serverengine (2.2.3)
+    serverengine (2.2.4)
       sigdump (~> 0.2.2)
     settingslogic (2.0.9)
     sexp_processor (4.14.1)
@@ -377,7 +374,8 @@ GEM
       activesupport (>= 4.2)
       rack-proxy (>= 0.6.1)
       railties (>= 4.2)
-    websocket-driver (0.7.3)
+    webrick (1.7.0)
+    websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)
     xpath (3.2.0)