Visitors that have Do Not Track enabled are not tracked

Fixes point 3 in Issue PaycoinFoundation#30

index.html

@@ -427,15 +427,11 @@ <h4>Useful sites</h4>
 <!-- Custom Theme JavaScript -->
 <script src="/js/grayscale.js"></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-69138554-1', 'auto');
-  ga('send', 'pageview');
-
+if( navigator.doNotTrack != "yes" && navigator.doNotTrack != "1" && window.doNotTrack != "1" && navigator.msDoNotTrack != "1" ){
+	script.src = 'js/analytics.js'
+}
 </script>
+
 </body>
 
 </html>

js/analytics.js

@@ -0,0 +1,7 @@
+(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-69138554-1', 'auto');
+ga('send', 'pageview');