Add sentry

Author: Moutix

index.html

@@ -93,7 +93,10 @@ <h1>Acknowledgements</h1>
       <p></p>
     </div>
   </div>
-
+  <script src="https://cdn.ravenjs.com/3.25.2/raven.min.js" crossorigin="anonymous"></script>
+  <script>
+    Raven.config('https://[email protected]/1213149').install()
+  </script>
   <script type="text/javascript" src="/assets/app.bundle.js"></script>
 </body>
 </html>