start work on disqus integration

_includes/disqus.html

@@ -0,0 +1,23 @@
+<div id="disqus_thread"></div>
+<script>
+
+/**
+*  RECOMMENDED CONFIGURATION VARIABLES: EDIT AND UNCOMMENT THE SECTION BELOW TO INSERT DYNAMIC VALUES FROM YOUR PLATFORM OR CMS.
+*  LEARN WHY DEFINING THESE VARIABLES IS IMPORTANT: https://disqus.com/admin/universalcode/#configuration-variables
+*/
+
+/*
+var disqus_config = function () {
+	this.page.url = PAGE_URL;  // Replace PAGE_URL with your page's canonical URL variable
+	this.page.identifier = PAGE_IDENTIFIER; // Replace PAGE_IDENTIFIER with your page's unique identifier variable
+};
+*/
+
+(function() { // DON'T EDIT BELOW THIS LINE
+var d = document, s = d.createElement('script');
+s.src = 'https://EXAMPLE.disqus.com/embed.js';
+s.setAttribute('data-timestamp', +new Date());
+(d.head || d.body).appendChild(s);
+})();
+</script>
+<noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>

_layouts/page.html

@@ -5,4 +5,8 @@ layout: base
 	<article>
 	  {{ content }}
 	</article>
-</main>
+</main>
+
+{% if page.comments == true %}
+	{% include disqus.html %}
+{% endif %}