feat: add includes part for disqus display

_includes/contact_disqus.html

@@ -0,0 +1,16 @@
+<!-- Contact Section -->
+   <section id="contact">
+       <div class="container">
+           <div class="row">
+               <div class="col-lg-12 text-center">
+                   <h2>Contactez-moi</h2>
+                   <hr class="star-primary">
+               </div>
+           </div>
+           <div class="row">
+               <div class="col-lg-8 col-lg-offset-2">
+                 <div id="disqus_thread"></div><!-- /#disqus_thread -->
+               </div>
+           </div>
+       </div>
+   </section>

_includes/js_disqus.html

@@ -0,0 +1,21 @@
+<script type="text/javascript">
+    /* * * CONFIGURATION VARIABLES: EDIT BEFORE PASTING INTO YOUR WEBPAGE * * */
+    var disqus_shortname = '{{ site.disqus_shortname }}'; // required: replace example with your forum shortname
+
+    /* * * DON'T EDIT BELOW THIS LINE * * */
+    (function() {
+        var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true;
+        dsq.src = '//' + disqus_shortname + '.disqus.com/embed.js';
+        document.getElementById('disqus_thread').appendChild(dsq);
+    })();
+
+    /* * * DON'T EDIT BELOW THIS LINE * * */
+    (function () {
+        var s = document.createElement('script'); s.async = true;
+        s.type = 'text/javascript';
+        s.src = '//' + disqus_shortname + '.disqus.com/count.js';
+        document.getElementById('disqus_thread').appendChild(s);
+    }());
+</script>
+<noscript>Please enable JavaScript to view the <a href="http://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript>
+<a href="http://disqus.com" class="dsq-brlink">comments powered by <span class="logo-disqus">Disqus</span></a>