Added Utterances integration

_config.yml

@@ -40,6 +40,13 @@ fb_page_id:
 # (leave blank to disable Disqus)
 disqus_shortname:
 
+# Utterances github comments (utterances_repo: github_username/repository)
+# (leave blank to disable Utterances)
+utterances_repo:
+utterances_issue-term: pathname
+utterances_theme: github-light
+utterances_crossorigin: anonymous
+
 # Facebook Comments plugin
 # (leave blank to disable Facebook Comments, otherwise set it to true)
 facebook_comments:

_layouts/post.html

@@ -50,6 +50,16 @@ <h1>{{ page.title }}</h1>
   <noscript>Please enable JavaScript to view the <a href="http://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>
 {% endif %}
 
+{% if site.utterances_repo %}
+  <script src="https://utteranc.es/client.js"
+        repo="{{ site.utterances_repo }}"
+        issue-term="{{ site.utterances_issue-term }}"
+        theme="{{ site.utterances_theme }}"
+        crossorigin="{{ site.utterances_crossorigin }}"
+        async>
+  </script>
+{% endif %}
+
 {% if site.facebook_comments %}
   <div class="fb-comments" data-href="{{ site.url }}{{ page.url }}" data-width="100%" data-numposts="{{ site.facebook_comments_number }}"></div>
 {% endif %}