huge Laravel 10 upgrade

support/laravel-maps/resources/js/utils/customEventPolyfill.js

@@ -0,0 +1,15 @@
+(function () {
+  if (window.CustomEvent) return false;
+  function CustomEvent(event, params) {
+    params = params || {
+      bubbles: false, cancelable: false, detail: undefined
+    };
+    var evt = document.createEvent( 'CustomEvent' );
+    evt.initCustomEvent(
+      event, params.bubbles, params.cancelable, params.detail
+    );
+    return evt;
+  }
+  CustomEvent.prototype = window.Event.prototype;
+  window.CustomEvent = CustomEvent;
+})();