diff --git a/Gemfile.lock b/Gemfile.lock
index 66afa2d..f04fec6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,21 +2,44 @@ GEM
   remote: http://rubygems.org/
   specs:
     Ascii85 (1.0.3)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     afm (0.2.2)
     builder (3.2.3)
     descendants_tracker (0.0.4)
       thread_safe (~> 0.3, >= 0.3.1)
     diff-lcs (1.1.3)
-    faraday (0.17.1)
-      multipart-post (>= 1.2, < 3)
+    faraday (1.10.2)
+      faraday-em_http (~> 1.0)
+      faraday-em_synchrony (~> 1.0)
+      faraday-excon (~> 1.1)
+      faraday-httpclient (~> 1.0)
+      faraday-multipart (~> 1.0)
+      faraday-net_http (~> 1.0)
+      faraday-net_http_persistent (~> 1.0)
+      faraday-patron (~> 1.0)
+      faraday-rack (~> 1.0)
+      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 (1.0.4)
+      multipart-post (~> 2)
+    faraday-net_http (1.0.1)
+    faraday-net_http_persistent (1.2.0)
+    faraday-patron (1.0.0)
+    faraday-rack (1.0.0)
+    faraday-retry (1.0.3)
     ffi (1.11.3)
-    git (1.5.0)
-    github_api (0.18.2)
+    git (1.13.0)
+      addressable (~> 2.8)
+      rchardet (~> 1.8)
+    github_api (0.19.0)
       addressable (~> 2.4)
       descendants_tracker (~> 0.0.4)
-      faraday (~> 0.8)
+      faraday (>= 0.8, < 2)
       hashie (~> 3.5, >= 3.5.2)
       oauth2 (~> 1.0)
     guard (1.2.3)
@@ -39,7 +62,7 @@ GEM
       rake
       rdoc
       semver2
-    jwt (2.2.1)
+    jwt (2.6.0)
     kamelcase (0.0.2)
       semver2 (~> 3)
     listen (0.4.7)
@@ -47,17 +70,17 @@ GEM
       rb-fsevent (~> 0.9.1)
       rb-inotify (~> 0.8.8)
     mini_portile2 (2.4.0)
-    multi_json (1.14.1)
+    multi_json (1.15.0)
     multi_xml (0.6.0)
-    multipart-post (2.1.1)
+    multipart-post (2.2.3)
     nokogiri (1.10.6)
       mini_portile2 (~> 2.4.0)
-    oauth2 (1.4.2)
-      faraday (>= 0.8, < 2.0)
+    oauth2 (1.4.11)
+      faraday (>= 0.17.3, < 3.0)
       jwt (>= 1.0, < 3.0)
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
-      rack (>= 1.2, < 3)
+      rack (>= 1.2, < 4)
     pdf-reader (2.4.0)
       Ascii85 (~> 1.0.0)
       afm (~> 0.2.1)
@@ -68,14 +91,15 @@ GEM
       pdf-reader (>= 0.9.0)
       ttfunk (~> 1.0.2)
     psych (3.1.0)
-    public_suffix (4.0.1)
-    rack (2.0.8)
+    public_suffix (5.0.1)
+    rack (3.0.3)
     rake (0.9.2.2)
     rb-fchange (0.0.5)
       ffi
     rb-fsevent (0.9.1)
     rb-inotify (0.8.8)
       ffi (>= 0.5.0)
+    rchardet (1.8.0)
     rdoc (6.2.0)
     rspec (2.8.0)
       rspec-core (~> 2.8.0)
@@ -86,6 +110,7 @@ GEM
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.8.0)
     ruby-rc4 (0.1.5)
+    ruby2_keywords (0.0.5)
     semver2 (3.4.2)
     thor (0.15.4)
     thread_safe (0.3.6)