Update GoatCounter script

v1/layouts/_footer.html

@@ -26,18 +26,4 @@
   </div>
   <span class="copyright">Copyright &copy; 2004 &ndash; <%= Date.today.year %> Wesley Moore</span>
 </footer>
-<script>
-  (function() {
-    if (window.location.hostname.indexOf('localhost') > -1) {
-      return;
-    }
-
-    var script = document.createElement('script');
-    window.counter = 'https://binarytrance.goatcounter.com/count'
-    script.async = 1;
-    script.src = '//static.goatcounter.com/count.min.js';
-
-    var ins = document.getElementsByTagName('script')[0];
-    ins.parentNode.insertBefore(script, ins)
-  })();
-</script>
+<script data-goatcounter="https://binarytrance.goatcounter.com/count" async src="//gc.zgo.at/count.js"></script>

v2/templates/layout.html

@@ -26,6 +26,7 @@
       <a href="https://github.com/wezm/wezm.net">Source on GitHub</a>
     </div>
   </footer>
+  <script data-goatcounter="https://binarytrance.goatcounter.com/count" async src="//gc.zgo.at/count.js"></script>
 </body>
 </html>