diff --git a/Gemfile.lock b/Gemfile.lock
index 03314fa408..49c2e60e81 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,13 +1,13 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    activesupport (4.2.5.2)
+    activesupport (4.2.11.3)
       i18n (~> 0.7)
-      json (~> 1.7, >= 1.7.7)
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.3.8)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     awesome_print (1.6.1)
     builder (3.2.2)
     capybara (2.4.4)
@@ -20,6 +20,7 @@ GEM
       ffi (~> 1.0, >= 1.0.11)
     colorator (0.1)
     colored (1.2)
+    concurrent-ruby (1.1.10)
     cri (2.7.0)
       colored (~> 1.2)
     diff-lcs (1.2.5)
@@ -29,7 +30,7 @@ GEM
     extended-markdown-filter (0.4.6)
       html-pipeline (~> 2.0)
       nokogiri (~> 1.6.4)
-    faraday (0.9.2)
+    faraday (0.17.5)
       multipart-post (>= 1.2, < 3)
     ffi (1.9.10)
     gemoji (2.1.0)
@@ -50,7 +51,8 @@ GEM
       parallel (~> 1.3)
       typhoeus (~> 0.7)
       yell (~> 2.0)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jekyll (3.0.1)
       colorator (~> 0.1)
       jekyll-sass-converter (~> 1.0)
@@ -75,7 +77,6 @@ GEM
       sass (~> 3.2)
     jekyll-watch (1.3.0)
       listen (~> 3.0)
-    json (1.8.3)
     jsonlint (0.1.0)
       oj (~> 2)
     kramdown (1.9.0)
@@ -88,9 +89,9 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2015.1120)
     mini_portile2 (2.0.0)
-    minitest (5.8.4)
+    minitest (5.15.0)
     multi_json (1.11.2)
-    multipart-post (2.0.0)
+    multipart-post (2.2.0)
     nanoc (4.1.2)
       cri (~> 2.3)
     nanoc-conref-fs (0.6.5)
@@ -102,15 +103,17 @@ GEM
       nanoc (>= 3.1, < 5.0)
     nokogiri (1.6.7.2)
       mini_portile2 (~> 2.0.0.rc2)
-    octokit (4.2.0)
-      sawyer (~> 0.6.0, >= 0.5.3)
+    octokit (4.22.0)
+      faraday (>= 0.9)
+      sawyer (~> 0.8.0, >= 0.5.3)
     oj (2.14.1)
     page-toc-filter (0.0.1)
       html-pipeline (~> 2.0)
       nokogiri (~> 1.6.4)
     parallel (1.6.2)
-    rack (1.6.4)
-    rack-protection (1.5.3)
+    public_suffix (3.1.1)
+    rack (1.6.13)
+    rack-protection (1.5.5)
       rack
     rack-ssl-enforcer (0.2.9)
     rack-test (0.6.3)
@@ -135,16 +138,16 @@ GEM
     rubyzip (1.1.7)
     safe_yaml (1.0.4)
     sass (3.4.19)
-    sawyer (0.6.0)
-      addressable (~> 2.3.5)
-      faraday (~> 0.8, < 0.10)
+    sawyer (0.8.2)
+      addressable (>= 2.3.5)
+      faraday (> 0.8, < 2.0)
     selenium-webdriver (2.45.0)
       childprocess (~> 0.5)
       multi_json (~> 1.0)
       rubyzip (~> 1.0)
       websocket (~> 1.0)
-    sinatra (1.4.6)
-      rack (~> 1.4)
+    sinatra (1.4.8)
+      rack (~> 1.5)
       rack-protection (~> 1.4)
       tilt (>= 1.3, < 3)
     sinatra-index (0.0.2)
@@ -152,13 +155,13 @@ GEM
     sinatra_auth_github (1.2.0)
       sinatra (~> 1.0)
       warden-github (~> 1.2.0)
-    thread_safe (0.3.5)
-    tilt (2.0.1)
+    thread_safe (0.3.6)
+    tilt (2.0.11)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
-    tzinfo (1.2.2)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
-    warden (1.2.3)
+    warden (1.2.7)
       rack (>= 1.0)
     warden-github (1.2.0)
       activesupport (> 3.0)