use commonmark parser

Author: ericfranz

Gemfile

@@ -19,6 +19,7 @@ gem "github-pages", group: :jekyll_plugins
 # If you have any plugins, put them here!
 group :jekyll_plugins do
   gem "jekyll-feed", "~> 0.6"
+  gem 'jekyll-commonmark-ghpages'
 end
 
 gem "octopress"

Gemfile.lock

@@ -290,6 +290,7 @@ PLATFORMS
 
 DEPENDENCIES
   github-pages
+  jekyll-commonmark-ghpages
   jekyll-feed (~> 0.6)
   minima (~> 2.0)
   octopress

_config.yml

@@ -23,11 +23,15 @@ url: "https://rfranz.com" # the base hostname & protocol for your site, e.g. htt
 github_username:  ericfranz
 
 # Build settings
-markdown: kramdown
+markdown: CommonMarkGhPages
 theme: minima
 plugins:
   - jekyll-feed
 
+commonmark:
+  options: ["SMART", "FOOTNOTES"]
+  extensions: ["strikethrough", "autolink", "table", "tagfilter"]
+
 # Exclude from processing.
 # The following items will not be processed, by default. Create a custom list
 # to override the default setting.