update google analytics

_includes/analytics.html

@@ -1,11 +1,9 @@
-
+<!-- Global site tag (gtag.js) - Google Analytics -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=UA-71033132-1"></script>
 <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', 'UA-71033132-1', 'auto');
-  ga('send', 'pageview');
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
 
+  gtag('config', 'UA-71033132-1');
 </script>

_includes/head.html

@@ -9,4 +9,5 @@
   <link rel="stylesheet" href="{{ "/css/main_200814.css" | prepend: site.baseurl }}">
   <link rel="canonical" href="{{ page.url | replace:'index.html','' | prepend: site.baseurl | prepend: site.url }}">
   <link rel="alternate" type="application/rss+xml" title="{{ site.title }}" href="{{ "/feed.xml" | prepend: site.baseurl | prepend: site.url }}" />
+  {% include analytics.html %}
 </head>

_layouts/default.html

@@ -37,7 +37,5 @@
       {% include footer.html %}
 
     </section>
-
-    {% include analytics.html %}
   </body>
 </html>

_pages/about.md

@@ -5,7 +5,7 @@ nav_page: true
 layout: page
 ---
 
-#####  About This Site
+##### About This Site
 
 This is the website of Jonathan Gabel. This version was initialized on August 25, 2015, and replaces a WordPress site that ran from Jun 11, 2012 until December 2015.The current site is built using [Jekyll](http://jekyllrb.com/) and is committed on [Github](https://github.com/josankapo)