Add form to UserCP

<usercpmenu>usercpmenu.xml</usercpmenu>

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE data SYSTEM "http://www.woltlab.com/DTDs/acpMenu.dtd">
<data>
	<import>
		<usercpmenuitem name="wcf.user.usercp.menu.link.myLink">
			<link>index.php?page=MyUserCP</link>
		</usercpmenuitem>
	</import>
</data>