CANADA STOCKS-TSX dives as stimulus worries hit resource shares

* TSX down 159.10 points, or 1.28 percent, at 12,223.57 * Materials and energy shares lead market slide * Bank of Japan withholds further stimulus * Kinross halts Ecuador project; Lululemon CEO steps down By Peter N Henderson TORONTO, June 11 (Reuters) - Canada's main stock index fell sharply on Tuesday in a broad selloff led by materials and energy shares following signs that global central banks are moving away from monetary stimulus. The biggest drag on the market was