Home Depot (HD) boosted homebuilder and retail ETFs Tuesday after the do-it-yourself home-improvement king raised its 2012 outlook, thanks to a recovery in the U.S. housing market. The world's largest home-improvement chain's shares gapped up 4.1% to a 12-year high of 63.66. It's trading near a 63.30 buy point in a bullish, five-week-long flat base. The Atlanta, Ga.-based firm said it expects 2012 earnings to grow 18% year over year to $2.92 a