Commenting system

Signed-off-by: Valentin Popov <info@valentineus.link>

_includes/disqus.html

@@ -1,3 +1,4 @@
+<div class="comments">
   <div id="disqus_thread"></div>
   <script type="text/javascript" defer>
     var disqus_config = function () {
@@ -5,6 +6,7 @@
       this.page.title = '{{ page.title | strip_newlines | strip_html | strip | normalize_whitespace | smartify }}';
       this.page.url = '{{ page.url | absolute_url | uri_escape }}';
     };
+
     (function () {
       var d = document,
         s = d.createElement('script');
@@ -13,3 +15,4 @@
       (d.head || d.body).appendChild(s);
     })();
   </script>
+</div>