diff --git a/Gemfile.lock b/Gemfile.lock
index 8da6a6a..0053cbf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,7 +35,8 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.4.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     arel (6.0.4)
     builder (3.2.3)
     color (1.8)
@@ -43,10 +44,12 @@ GEM
     concurrent-ruby (1.1.5)
     crass (1.0.5)
     erubis (2.7.0)
-    faraday (0.9.2)
-      multipart-post (>= 1.2, < 3)
-    ffi (1.9.14)
-    ffi (1.9.14-x64-mingw32)
+    faraday (2.6.0)
+      faraday-net_http (>= 2.0, < 3.1)
+      ruby2_keywords (>= 0.0.4)
+    faraday-net_http (3.0.0)
+    ffi (1.15.5)
+    ffi (1.15.5-x64-mingw32)
     forwardable-extended (2.6.0)
     geo_pattern (1.2.1)
       color (~> 1.5)
@@ -54,13 +57,13 @@ GEM
       activesupport (>= 4.2.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
-    jekyll (3.3.0)
+    jekyll (3.5.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       jekyll-sass-converter (~> 1.0)
       jekyll-watch (~> 1.1)
       kramdown (~> 1.3)
-      liquid (~> 3.0)
+      liquid (~> 4.0)
       mercenary (~> 0.3.3)
       pathutil (~> 0.9)
       rouge (~> 1.7)
@@ -72,15 +75,15 @@ GEM
       jekyll (~> 3.1)
       octokit (~> 4.0, != 4.4.0)
     jekyll-paginate (1.1.0)
-    jekyll-sass-converter (1.4.0)
+    jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
-    jekyll-watch (1.5.0)
-      listen (~> 3.0, < 3.1)
+    jekyll-watch (1.5.1)
+      listen (~> 3.0)
     kramdown (1.12.0)
-    liquid (3.0.6)
-    listen (3.0.8)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
+    liquid (4.0.3)
+    listen (3.7.1)
+      rb-fsevent (~> 0.10, >= 0.10.3)
+      rb-inotify (~> 0.9, >= 0.9.10)
     loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
@@ -91,20 +94,21 @@ GEM
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.13.0)
-    multipart-post (2.0.0)
     nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
     nokogiri (1.10.5-x64-mingw32)
       mini_portile2 (~> 2.4.0)
-    octokit (4.4.1)
-      sawyer (~> 0.7.0, >= 0.5.3)
-    pathutil (0.14.0)
+    octokit (4.25.1)
+      faraday (>= 1, < 3)
+      sawyer (~> 0.9)
+    pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     protobuf (3.6.12)
       activesupport (>= 3.2)
       middleware
       thor
       thread_safe
+    public_suffix (5.0.0)
     rack (1.6.11)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -133,18 +137,23 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (13.0.0)
-    rb-fsevent (0.9.8)
-    rb-inotify (0.9.7)
-      ffi (>= 0.5.0)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.10.1)
+      ffi (~> 1.0)
     rouge (1.11.1)
     rough (0.2.6)
       protobuf (>= 3.4)
       rails (~> 4.1)
-    safe_yaml (1.0.4)
-    sass (3.4.22)
-    sawyer (0.7.0)
-      addressable (>= 2.3.5, < 2.5)
-      faraday (~> 0.8, < 0.10)
+    ruby2_keywords (0.0.5)
+    safe_yaml (1.0.5)
+    sass (3.7.4)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    sawyer (0.9.2)
+      addressable (>= 2.3.5)
+      faraday (>= 0.17.3, < 3)
     sprockets (4.0.0)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)