diff --git a/Gemfile.lock b/Gemfile.lock
index fcb712a..bc14f51 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,35 +3,39 @@ GEM
   specs:
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
-    backports (3.21.0)
+    backports (3.23.0)
     colorator (1.1.0)
     concurrent-ruby (1.1.9)
-    em-websocket (0.5.2)
+    em-websocket (0.5.3)
       eventmachine (>= 0.12.9)
-      http_parser.rb (~> 0.6.0)
+      http_parser.rb (~> 0)
     eventmachine (1.2.7)
-    faraday (1.8.0)
+    faraday (1.9.3)
       faraday-em_http (~> 1.0)
       faraday-em_synchrony (~> 1.0)
       faraday-excon (~> 1.1)
-      faraday-httpclient (~> 1.0.1)
+      faraday-httpclient (~> 1.0)
+      faraday-multipart (~> 1.0)
       faraday-net_http (~> 1.0)
-      faraday-net_http_persistent (~> 1.1)
+      faraday-net_http_persistent (~> 1.0)
       faraday-patron (~> 1.0)
       faraday-rack (~> 1.0)
-      multipart-post (>= 1.2, < 3)
+      faraday-retry (~> 1.0)
       ruby2_keywords (>= 0.0.4)
     faraday-em_http (1.0.0)
     faraday-em_synchrony (1.0.0)
     faraday-excon (1.1.0)
     faraday-httpclient (1.0.1)
+    faraday-multipart (1.0.3)
+      multipart-post (>= 1.2, < 3)
     faraday-net_http (1.0.1)
     faraday-net_http_persistent (1.2.0)
     faraday-patron (1.0.0)
     faraday-rack (1.0.0)
-    ffi (1.15.4)
+    faraday-retry (1.0.3)
+    ffi (1.15.5)
     forwardable-extended (2.6.0)
-    http_parser.rb (0.6.0)
+    http_parser.rb (0.8.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     jekyll (3.8.7)
@@ -51,7 +55,7 @@ GEM
       jekyll (>= 3.7, < 5.0)
       sinatra (~> 1.4)
       sinatra-contrib (~> 1.4)
-    jekyll-feed (0.15.1)
+    jekyll-feed (0.16.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-gist (1.5.0)
       octokit (~> 4.2)
@@ -67,13 +71,13 @@ GEM
       listen (~> 3.0)
     kramdown (1.17.0)
     liquid (4.0.3)
-    listen (3.7.0)
+    listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
     multi_json (1.15.0)
     multipart-post (2.1.1)
-    octokit (4.21.0)
+    octokit (4.22.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
     pathutil (0.16.2)
@@ -87,7 +91,7 @@ GEM
     rb-fsevent (0.11.0)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rouge (3.26.1)
+    rouge (3.27.0)
     ruby2_keywords (0.0.5)
     safe_yaml (1.0.5)
     sass (3.7.4)