* McIlroy (66) wins Dubai event with aggregate of 267 * England's Andy Sullivann (68) second on 268 * McIlroy seals third money list win in four years By Matt Smith DUBAI, Nov 22 (Reuters) - Rory McIlroy won Dubai's DP World Tour Championship on Sunday, overhauling overnight leader Andy Sullivan with four birdies on the back nine to also be crowned Europe's top money earner for a third year in four. McIlroy carded a final round 66 to end with a 21-under aggregate score of 267, having begun the day on 15 under, a shot adrift of England's Sullivan at the $8 million European Tour's season finale. More...