Who needs QE3? Falling gasoline prices, aggressive promotions and warmer weather combined to boost consumer spending in June as retail sales rose across the board in the apparel specialty store, department store and general merchandise store categories, according to a Commerce Department report Thursday. June apparel and accessories specialty store sales rose a seasonally adjusted 0.7% to $18.8 billion compared with May, while sales at department stores rose 1.4% to $15.6 billion. Sal...