Added google-analytics to the pages

Signed-off-by: Anil Vishnoi <[email protected]>

_includes/google-analytics.html

@@ -1,14 +1,14 @@
 {% if site.google_analytics_key %}
 {% capture analytics %}
-<script type="text/javascript">
-var _gaq = _gaq || [];
-_gaq.push(['_setAccount', '{{ site.google_analytics_key }}']);
-_gaq.push(['_trackPageview']);
-(function() {
-var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
-ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
-var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
-})();
+<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','https://www.google-analytics.com/analytics.js','ga');
+
+  ga('create', 'UA-93489691-1', 'auto');
+  ga('send', 'pageview');
+
 </script>
 {% endcapture %}{{ analytics | strip_newlines }}
 {% endif %}