Fixed #1 - Fixed the whatsnew-** script for loading release notes into builds

Added test to ensure that release notes are parsed properly
Updated to latest dependencies to fix security vulnerability
Updated GH Actions Workflow to run test before updating tag
Updated README.md to reflect proper whatsnew documentation.

node_modules/es-abstract/2015/InstanceofOperator.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var $hasInstance = GetIntrinsic('Symbol.hasInstance', true);
+
+var Call = require('./Call');
+var GetMethod = require('./GetMethod');
+var IsCallable = require('./IsCallable');
+var OrdinaryHasInstance = require('./OrdinaryHasInstance');
+var ToBoolean = require('./ToBoolean');
+var Type = require('./Type');
+
+// https://www.ecma-international.org/ecma-262/6.0/#sec-instanceofoperator
+
+module.exports = function InstanceofOperator(O, C) {
+	if (Type(O) !== 'Object') {
+		throw new $TypeError('Assertion failed: Type(O) is not Object');
+	}
+	var instOfHandler = $hasInstance ? GetMethod(C, $hasInstance) : void 0;
+	if (typeof instOfHandler !== 'undefined') {
+		return ToBoolean(Call(instOfHandler, C, [O]));
+	}
+	if (!IsCallable(C)) {
+		throw new $TypeError('`C` is not Callable');
+	}
+	return OrdinaryHasInstance(C, O);
+};