update github pages

Gemfile

@@ -1,4 +1,4 @@
 source 'https://rubygems.org'
 
-gem 'github-pages', '157'
+gem 'github-pages', '161'
 gem 'foreman'

Gemfile.lock

@@ -11,7 +11,7 @@ GEM
     coffee-script (2.4.1)
       coffee-script-source
       execjs
-    coffee-script-source (1.12.2)
+    coffee-script-source (1.11.1)
     colorator (1.1.0)
     ethon (0.10.1)
       ffi (>= 1.3.0)
@@ -23,16 +23,16 @@ GEM
       thor (~> 0.19.1)
     forwardable-extended (2.6.0)
     gemoji (3.0.0)
-    github-pages (157)
+    github-pages (161)
       activesupport (= 4.2.8)
       github-pages-health-check (= 1.3.5)
       jekyll (= 3.5.2)
-      jekyll-avatar (= 0.4.2)
-      jekyll-coffeescript (= 1.0.1)
+      jekyll-avatar (= 0.5.0)
+      jekyll-coffeescript (= 1.0.2)
       jekyll-default-layout (= 0.1.4)
       jekyll-feed (= 0.9.2)
       jekyll-gist (= 1.4.1)
-      jekyll-github-metadata (= 2.9.1)
+      jekyll-github-metadata (= 2.9.3)
       jekyll-mentions (= 1.2.0)
       jekyll-optional-front-matter (= 0.2.0)
       jekyll-paginate (= 1.1.0)
@@ -41,7 +41,7 @@ GEM
       jekyll-relative-links (= 0.4.1)
       jekyll-sass-converter (= 1.5.0)
       jekyll-seo-tag (= 2.3.0)
-      jekyll-sitemap (= 1.0.0)
+      jekyll-sitemap (= 1.1.1)
       jekyll-swiss (= 0.4.0)
       jekyll-theme-architect (= 0.1.0)
       jekyll-theme-cayman (= 0.1.0)
@@ -71,7 +71,7 @@ GEM
       octokit (~> 4.0)
       public_suffix (~> 2.0)
       typhoeus (~> 0.7)
-    html-pipeline (2.7.0)
+    html-pipeline (2.7.1)
       activesupport (>= 2)
       nokogiri (>= 1.4)
     i18n (0.8.6)
@@ -86,17 +86,18 @@ GEM
       pathutil (~> 0.9)
       rouge (~> 1.7)
       safe_yaml (~> 1.0)
-    jekyll-avatar (0.4.2)
+    jekyll-avatar (0.5.0)
       jekyll (~> 3.0)
-    jekyll-coffeescript (1.0.1)
+    jekyll-coffeescript (1.0.2)
       coffee-script (~> 2.2)
+      coffee-script-source (~> 1.11.1)
     jekyll-default-layout (0.1.4)
       jekyll (~> 3.0)
     jekyll-feed (0.9.2)
       jekyll (~> 3.3)
     jekyll-gist (1.4.1)
       octokit (~> 4.2)
-    jekyll-github-metadata (2.9.1)
+    jekyll-github-metadata (2.9.3)
       jekyll (~> 3.1)
       octokit (~> 4.0, != 4.4.0)
     jekyll-mentions (1.2.0)
@@ -116,7 +117,7 @@ GEM
       sass (~> 3.4)
     jekyll-seo-tag (2.3.0)
       jekyll (~> 3.3)
-    jekyll-sitemap (1.0.0)
+    jekyll-sitemap (1.1.1)
       jekyll (~> 3.3)
     jekyll-swiss (0.4.0)
     jekyll-theme-architect (0.1.0)
@@ -215,7 +216,7 @@ PLATFORMS
 
 DEPENDENCIES
   foreman
-  github-pages (= 157)
+  github-pages (= 161)
 
 BUNDLED WITH
-   1.15.3
+   1.15.4