CANADA STOCKS-TSX nears six-year high on U.S. data, gold-mining surge

* TSX rises 38.40 points, or 0.27 percent, to 14,418.95 * Five of 10 main index sectors advance * Osisko soars on Yamana deal * Agrium slips after profit warning By John Tilak TORONTO, April 2 (Reuters) - Canada's main stock index touched its highest in nearly six years on Wednesday as positive U.S. economic data supported market sentiment and shares of gold miners jumped with the price of bullion. A report showed U.S. companies picked up the pace of hiring in March, sug