Futures higher as weaker dollar lifts commodities

(Reuters) - Stock futures pointed to a slightly higher opening for Canada's main stock index on Wednesday as a weaker dollar lifted prices of commodities like crude and gold. September futures on the S&P TSX index were up 0.06 percent at 7:15 a.m. ET. No major economic events are scheduled for the day. Canada's main stock index hit its highest close in more than two weeks on Tuesday, extending Monday's sharp rebound, as heavyweight energy, financial and mining stocks gained in