update github pages

Gemfile

@@ -1,4 +1,4 @@
 source 'https://rubygems.org'
 
-gem 'github-pages', '164'
+gem 'github-pages', '172'
 gem 'foreman'

Gemfile.lock

@@ -13,8 +13,10 @@ GEM
       execjs
     coffee-script-source (1.11.1)
     colorator (1.1.0)
+    commonmarker (0.17.7.1)
+      ruby-enum (~> 0.5)
     concurrent-ruby (1.0.5)
-    ethon (0.10.1)
+    ethon (0.11.0)
       ffi (>= 1.3.0)
     execjs (2.7.0)
     faraday (0.13.1)
@@ -24,22 +26,24 @@ GEM
       thor (~> 0.19.1)
     forwardable-extended (2.6.0)
     gemoji (3.0.0)
-    github-pages (164)
+    github-pages (172)
       activesupport (= 4.2.9)
       github-pages-health-check (= 1.3.5)
-      jekyll (= 3.6.0)
+      jekyll (= 3.6.2)
       jekyll-avatar (= 0.5.0)
       jekyll-coffeescript (= 1.0.2)
+      jekyll-commonmark-ghpages (= 0.1.3)
       jekyll-default-layout (= 0.1.4)
       jekyll-feed (= 0.9.2)
       jekyll-gist (= 1.4.1)
       jekyll-github-metadata (= 2.9.3)
       jekyll-mentions (= 1.2.0)
-      jekyll-optional-front-matter (= 0.2.0)
+      jekyll-optional-front-matter (= 0.3.0)
       jekyll-paginate (= 1.1.0)
-      jekyll-readme-index (= 0.1.0)
+      jekyll-readme-index (= 0.2.0)
       jekyll-redirect-from (= 0.12.1)
-      jekyll-relative-links (= 0.5.0)
+      jekyll-relative-links (= 0.5.2)
+      jekyll-remote-theme (= 0.2.3)
       jekyll-sass-converter (= 1.5.0)
       jekyll-seo-tag (= 2.3.0)
       jekyll-sitemap (= 1.1.1)
@@ -57,14 +61,14 @@ GEM
       jekyll-theme-slate (= 0.1.0)
       jekyll-theme-tactile (= 0.1.0)
       jekyll-theme-time-machine (= 0.1.0)
-      jekyll-titles-from-headings (= 0.4.0)
+      jekyll-titles-from-headings (= 0.5.0)
       jemoji (= 0.8.1)
       kramdown (= 1.14.0)
       liquid (= 4.0.0)
       listen (= 3.0.6)
       mercenary (~> 0.3)
       minima (= 2.1.1)
-      rouge (= 1.11.1)
+      rouge (= 2.2.1)
       terminal-table (~> 1.4)
     github-pages-health-check (1.3.5)
       addressable (~> 2.3)
@@ -75,9 +79,9 @@ GEM
     html-pipeline (2.7.1)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    i18n (0.9.0)
+    i18n (0.9.1)
       concurrent-ruby (~> 1.0)
-    jekyll (3.6.0)
+    jekyll (3.6.2)
       addressable (~> 2.4)
       colorator (~> 1.0)
       jekyll-sass-converter (~> 1.0)
@@ -93,6 +97,13 @@ GEM
     jekyll-coffeescript (1.0.2)
       coffee-script (~> 2.2)
       coffee-script-source (~> 1.11.1)
+    jekyll-commonmark (1.1.0)
+      commonmarker (~> 0.14)
+      jekyll (>= 3.0, < 4.0)
+    jekyll-commonmark-ghpages (0.1.3)
+      commonmarker (~> 0.17.6)
+      jekyll-commonmark (~> 1)
+      rouge (~> 2)
     jekyll-default-layout (0.1.4)
       jekyll (~> 3.0)
     jekyll-feed (0.9.2)
@@ -106,15 +117,19 @@ GEM
       activesupport (~> 4.0)
       html-pipeline (~> 2.3)
       jekyll (~> 3.0)
-    jekyll-optional-front-matter (0.2.0)
+    jekyll-optional-front-matter (0.3.0)
       jekyll (~> 3.0)
     jekyll-paginate (1.1.0)
-    jekyll-readme-index (0.1.0)
+    jekyll-readme-index (0.2.0)
       jekyll (~> 3.0)
     jekyll-redirect-from (0.12.1)
       jekyll (~> 3.3)
-    jekyll-relative-links (0.5.0)
+    jekyll-relative-links (0.5.2)
       jekyll (~> 3.3)
+    jekyll-remote-theme (0.2.3)
+      jekyll (~> 3.5)
+      rubyzip (>= 1.2.1, < 3.0)
+      typhoeus (>= 0.7, < 2.0)
     jekyll-sass-converter (1.5.0)
       sass (~> 3.4)
     jekyll-seo-tag (2.3.0)
@@ -162,10 +177,10 @@ GEM
     jekyll-theme-time-machine (0.1.0)
       jekyll (~> 3.5)
       jekyll-seo-tag (~> 2.0)
-    jekyll-titles-from-headings (0.4.0)
+    jekyll-titles-from-headings (0.5.0)
       jekyll (~> 3.3)
-    jekyll-watch (1.5.0)
-      listen (~> 3.0, < 3.1)
+    jekyll-watch (1.5.1)
+      listen (~> 3.0)
     jemoji (0.8.1)
       activesupport (~> 4.0, >= 4.2.9)
       gemoji (~> 3.0)
@@ -180,22 +195,25 @@ GEM
     mini_portile2 (2.3.0)
     minima (2.1.1)
       jekyll (~> 3.3)
-    minitest (5.10.3)
+    minitest (5.11.1)
     multipart-post (2.0.0)
     net-dns (0.8.0)
     nokogiri (1.8.1)
       mini_portile2 (~> 2.3.0)
-    octokit (4.7.0)
+    octokit (4.8.0)
       sawyer (~> 0.8.0, >= 0.5.3)
-    pathutil (0.16.0)
+    pathutil (0.16.1)
       forwardable-extended (~> 2.6)
     public_suffix (2.0.5)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rouge (1.11.1)
+    rouge (2.2.1)
+    ruby-enum (0.7.1)
+      i18n
+    rubyzip (1.2.1)
     safe_yaml (1.0.4)
-    sass (3.5.2)
+    sass (3.5.5)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -209,7 +227,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
-    tzinfo (1.2.3)
+    tzinfo (1.2.4)
       thread_safe (~> 0.1)
     unicode-display_width (1.3.0)
 
@@ -218,7 +236,7 @@ PLATFORMS
 
 DEPENDENCIES
   foreman
-  github-pages (= 164)
+  github-pages (= 172)
 
 BUNDLED WITH
-   1.15.4
+   1.16.1