[meta] Mention radio menu item support

Author: 1j01

index.html

@@ -247,8 +247,8 @@ <h1 id="logo-heading"><span>OS-GUI.JS</span></h1>
 		<h2><a id="components"></a>MenuBar</h2>
 		<p>
 			The MenuBar component is an application menu bar.
-			It supports command menu items, checkbox menu items, and submenus.
-			It works with screen readers, and is keyboard/mouse/touch accessible.
+			It supports command, checkbox, and radio menu items, as well as submenus.
+			It works with screen readers, and is keyboard, mouse, and touch accessible.
 			You can jump to menu items by pressing the first letter of the item's label, or if defined, an access key.
 			Access keys are defined in the item's label by putting an ampersand (<code>&amp;</code>) before the letter.
 		</p>