CANADA STOCKS-TSX slumps as U.S. selloff darkens mood

* TSX falls 127.58 points, or 0.88 percent, to 14,308 * All of 10 main index sectors decline * Goldcorp slips after raising bid for Osisko By John Tilak TORONTO, April 10 (Reuters) - Canada's main stock index dropped on Thursday as a selloff in U.S. technology and biotechnology stocks hit investor sentiment and fueled declines in every major sector. Further dampening the mood, data showing a significant fall in Chinese imports and exports suggested that a slowdown in the wor