Update Jekyll to 4.1.0

* also updates jekyll-redirect-from to 0.16.0

Signed-off-by: Tony Batard <tbatard@pivotal.io>

.gitignore

@@ -43,6 +43,7 @@ site/_site
 site/.sass-cache
 site/.jekyll
 site/.jekyll-metadata
+site/.jekyll-cache
 site/.bundle
 site/vendor
 .ruby-version

site/Gemfile

@@ -1,13 +1,12 @@
 source 'https://rubygems.org'
-gem 'jekyll', '~> 3.8.6'
+gem 'jekyll', '~> 4.1.0'
 gem 'jekyll-feed', '~> 0.13.0'
 gem 'jekyll-optional-front-matter', '~> 0.3.2'
 gem 'jekyll-paginate', '~> 1.1'
 gem 'jekyll-readme-index', '~> 0.3.0'
-gem 'jekyll-redirect-from', '~> 0.15.0'
+gem 'jekyll-redirect-from', '~> 0.16.0'
 gem 'jekyll-relative-links', '~> 0.6.1'
 gem 'jekyll-sitemap', '~> 1.4'
 gem 'jekyll-titles-from-headings', '~> 0.5.3'
 gem 'jekyll-seo-tag', '~> 2.6', '>= 2.6.1'
-gem 'redcarpet', '~> 3.5'
 gem 'jemoji'

site/Gemfile.lock

@@ -10,33 +10,35 @@ GEM
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     colorator (1.1.0)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.6)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
     eventmachine (1.2.7)
-    ffi (1.11.3)
+    ffi (1.13.1)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     html-pipeline (2.13.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
     http_parser.rb (0.6.0)
-    i18n (0.9.5)
+    i18n (1.8.3)
       concurrent-ruby (~> 1.0)
-    jekyll (3.8.6)
+    jekyll (4.1.0)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
-      i18n (~> 0.7)
-      jekyll-sass-converter (~> 1.0)
+      i18n (~> 1.0)
+      jekyll-sass-converter (~> 2.0)
       jekyll-watch (~> 2.0)
-      kramdown (~> 1.14)
+      kramdown (~> 2.1)
+      kramdown-parser-gfm (~> 1.0)
       liquid (~> 4.0)
-      mercenary (~> 0.3.3)
+      mercenary (~> 0.4.0)
       pathutil (~> 0.9)
-      rouge (>= 1.7, < 4)
+      rouge (~> 3.0)
       safe_yaml (~> 1.0)
+      terminal-table (~> 1.8)
     jekyll-feed (0.13.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-optional-front-matter (0.3.2)
@@ -44,12 +46,12 @@ GEM
     jekyll-paginate (1.1.0)
     jekyll-readme-index (0.3.0)
       jekyll (>= 3.0, < 5.0)
-    jekyll-redirect-from (0.15.0)
+    jekyll-redirect-from (0.16.0)
       jekyll (>= 3.3, < 5.0)
     jekyll-relative-links (0.6.1)
       jekyll (>= 3.3, < 5.0)
-    jekyll-sass-converter (1.5.2)
-      sass (~> 3.4)
+    jekyll-sass-converter (2.1.0)
+      sassc (> 2.0.1, < 3.0)
     jekyll-seo-tag (2.6.1)
       jekyll (>= 3.3, < 5.0)
     jekyll-sitemap (1.4.0)
@@ -62,51 +64,53 @@ GEM
       gemoji (~> 3.0)
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
-    kramdown (1.17.0)
+    kramdown (2.2.1)
+      rexml
+    kramdown-parser-gfm (1.1.0)
+      kramdown (~> 2.0)
     liquid (4.0.3)
-    listen (3.2.0)
+    listen (3.2.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    mercenary (0.3.6)
+    mercenary (0.4.0)
     mini_portile2 (2.4.0)
     minitest (5.14.1)
     nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.1)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    public_suffix (4.0.5)
+    rb-fsevent (0.10.4)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
-    redcarpet (3.5.0)
-    rouge (3.13.0)
+    rexml (3.2.4)
+    rouge (3.20.0)
     safe_yaml (1.0.5)
-    sass (3.7.4)
-      sass-listen (~> 4.0.0)
-    sass-listen (4.0.0)
-      rb-fsevent (~> 0.9, >= 0.9.4)
-      rb-inotify (~> 0.9, >= 0.9.7)
+    sassc (2.4.0)
+      ffi (~> 1.9)
+    terminal-table (1.8.0)
+      unicode-display_width (~> 1.1, >= 1.1.1)
     thread_safe (0.3.6)
     tzinfo (1.2.7)
       thread_safe (~> 0.1)
+    unicode-display_width (1.7.0)
     zeitwerk (2.3.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  jekyll (~> 3.8.6)
+  jekyll (~> 4.1.0)
   jekyll-feed (~> 0.13.0)
   jekyll-optional-front-matter (~> 0.3.2)
   jekyll-paginate (~> 1.1)
   jekyll-readme-index (~> 0.3.0)
-  jekyll-redirect-from (~> 0.15.0)
+  jekyll-redirect-from (~> 0.16.0)
   jekyll-relative-links (~> 0.6.1)
   jekyll-seo-tag (~> 2.6, >= 2.6.1)
   jekyll-sitemap (~> 1.4)
   jekyll-titles-from-headings (~> 0.5.3)
   jemoji
-  redcarpet (~> 3.5)
 
 BUNDLED WITH
    2.1.4

site/_config.yml

@@ -10,7 +10,7 @@ twitter:
   card: summary
 vm_logo: vm-logo.png
 gh_repo: https://github.com/vmware-tanzu/velero
-markdown: redcarpet
+markdown: kramdown
 hero:
   background-color: med-blue
 footer:
@@ -230,7 +230,4 @@ exclude:
   - LICENSE
   - CNAME
   - Runbook.docx
-  - '*.sh'
-
-redcarpet:
-    extensions: ["no_intra_emphasis", "tables", "autolink", "strikethrough", "with_toc_data"]
+  - '*.sh'