diff --git a/Gemfile.lock b/Gemfile.lock
index 944abe2..e79f316 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -27,15 +27,15 @@ GEM
     eventmachine (1.2.7)
     eventmachine (1.2.7-x64-mingw32)
     execjs (2.7.0)
-    faraday (1.0.0)
+    faraday (1.0.1)
       multipart-post (>= 1.2, < 3)
-    ffi (1.12.2)
-    ffi (1.12.2-x64-mingw32)
+    ffi (1.13.0)
+    ffi (1.13.0-x64-mingw32)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
-    github-pages (204)
+    github-pages (206)
       github-pages-health-check (= 1.16.1)
-      jekyll (= 3.8.5)
+      jekyll (= 3.8.7)
       jekyll-avatar (= 0.7.0)
       jekyll-coffeescript (= 1.1.1)
       jekyll-commonmark-ghpages (= 0.1.6)
@@ -74,7 +74,7 @@ GEM
       mercenary (~> 0.3)
       minima (= 2.5.1)
       nokogiri (>= 1.10.4, < 2.0)
-      rouge (= 3.13.0)
+      rouge (= 3.19.0)
       terminal-table (~> 1.4)
     github-pages-health-check (1.16.1)
       addressable (~> 2.3)
@@ -82,13 +82,13 @@ GEM
       octokit (~> 4.0)
       public_suffix (~> 3.0)
       typhoeus (~> 1.3)
-    html-pipeline (2.12.3)
+    html-pipeline (2.13.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.6.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
-    jekyll (3.8.5)
+    jekyll (3.8.7)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -206,23 +206,23 @@ GEM
       jekyll-seo-tag (~> 2.1)
     minitest (5.14.1)
     multipart-post (2.1.1)
-    nokogiri (1.10.8)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.8-x64-mingw32)
+    nokogiri (1.10.9-x64-mingw32)
       mini_portile2 (~> 2.4.0)
-    octokit (4.16.0)
+    octokit (4.18.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (3.1.1)
-    rb-fsevent (0.10.3)
+    rb-fsevent (0.10.4)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rouge (3.13.0)
-    ruby-enum (0.7.2)
+    rouge (3.19.0)
+    ruby-enum (0.8.0)
       i18n
-    rubyzip (2.2.0)
+    rubyzip (2.3.0)
     safe_yaml (1.0.5)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
@@ -235,11 +235,11 @@ GEM
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     thread_safe (0.3.6)
-    typhoeus (1.3.1)
+    typhoeus (1.4.0)
       ethon (>= 0.9.0)
     tzinfo (1.2.7)
       thread_safe (~> 0.1)
-    unicode-display_width (1.6.1)
+    unicode-display_width (1.7.0)
     zeitwerk (2.3.0)
 
 PLATFORMS