added google analytics to shop.html

templates/shop/shop/shop.html

@@ -152,4 +152,13 @@
 			</div>
 		</section>
 
+<!-- Google tag (gtag.js) -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=G-DTB27SGYGF"></script>
+<script>
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
+
+  gtag('config', 'G-DTB27SGYGF');
+</script>
 {% endblock content %}