Add URLs for boards ASUS K8V, ASUS K8V SE Deluxe, Elitegroup K7S5A.<br>FIxes a typo, adds a note for ASUS M2N-E.<br><br>Signed-off-by: Idwer Vollering &lt;<a href="mailto:vidwer@gmail.com">vidwer@gmail.com</a>&gt;<br>