Initial commit

_includes/analytics.html

@@ -0,0 +1,13 @@
+{% if site.google_analytics_id %}
+
+<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', '{{ site.google_analytics_id }}', 'auto');
+  ga('send', 'pageview');
+</script>
+
+{% endif %}