Updating VR polyfill to 0.10.4

Orbital controls are missing since they were dropped in 0.10.0

Assets/WebGLTemplates/WebVR/index.html

@@ -87,8 +87,8 @@ <h3>You&rsquo;ll need a <a href="https://webvr.rocks/">WebVR-enabled browser</a>
       <button id="entervr" value="Enter VR"></button>
     </div>
 
-    <script src="gl-matrix-min.js"></script>
-    <script src="webvr-polyfill.min.js"></script>
+    <script src="vendor/gl-matrix-min.js"></script>
+    <script src="vendor/webvr-polyfill.min.js"></script>
     <script src="webvr.js"></script>
   </body>
 

Assets/WebGLTemplates/WebVR/webvr.js

@@ -21,6 +21,7 @@
   var gamepads = [];
   var vrGamepads = [];
   var toggleVRKeyName = '';
+  var vrPolyfill = new WebVRPolyfill();
 
   if ('serviceWorker' in navigator && 'isSecureContext' in window && !window.isSecureContext) {
     console.warn('The site is insecure; Service Workers will not work and the site will not be recognized as a PWA');
@@ -315,10 +316,7 @@
 
   // Check to see if we are using polyfill.
   function isPolyfilled(display) {
-    return (display.deviceId || '').indexOf('polyfill') > 0 ||
-        (display.displayName || '').indexOf('polyfill') > 0 ||
-        (display.deviceName || '').indexOf('polyfill') > 0 ||
-        display.hardwareUnitId;
+    return display.isPolyfilled;
   }
 
   function onKeyUp(evt) {