docs(quickstart): quickstart revised with verbose mode toggle button

public/docs/_examples/quickstart/ts/index.html

@@ -36,7 +36,6 @@
             .then(null, console.error.bind(console));
     </script>
     <!-- #enddocregion systemjs -->
-
   </head>
 
   <!-- 3. Display the application -->
@@ -45,5 +44,4 @@
     <my-app>Loading...</my-app>
   </body>
   <!-- #enddocregion my-app -->
-
 </html>