Add more analytics and commenting options

_includes/scripts

@@ -2,19 +2,5 @@
 <script>window.jQuery || document.write('<script src="{{ base_path }}/assets/js/vendor/jquery-1.9.1.min.js"><\/script>')</script>
 <script src="{{ base_path }}/assets/js/scripts.min.js"></script>
 
-{% if site.google_analytics %}
-<script>
-  (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
-  (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
-  m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
-  })(window,document,'script','//www.google-analytics.com/analytics.js','ga');
-
-  ga('create', '{{ site.google_analytics }}', 'auto');
-  ga('send', 'pageview');
-
-</script>
-{% endif %}
-
-{% if page.comments %}
-  {% include disqus-comments %}
-{% endif %}
+{% include analytics %}
+{% include comments %}