Changelog added

Author: DGStefan

changelog.txt

@@ -0,0 +1,9 @@
+= NEWVERSION =
+Release Date: November 2nd, 2018
+
+- Added Polyfill: CustomEvent
+
+= 1.0 =
+Release Date: November 2nd, 2018
+
+- Initial Release

polyfill/customevent.js

@@ -0,0 +1,18 @@
+/** CustomEvent Polyfill */
+(function() {
+
+	if ( typeof window.CustomEvent === "function" ) {
+		return false;
+	}
+
+	function CustomEvent( event, params ) {
+		params = params || { bubbles : false, cancelable : false, detail : undefined };
+		let evt = document.createEvent( 'CustomEvent' );
+		evt.initCustomEvent( event, params.bubbles, params.cancelable, params.detail );
+		return evt;
+	}
+
+	CustomEvent.prototype = window.Event.prototype;
+
+	window.CustomEvent = CustomEvent;
+})();