CANADA STOCKS-TSX advances as energy, gold-mining shares rise

* TSX up 20.80 points, or 0.16 percent, at 14,783.15 * Seven of 10 main index sectors decline * Gold miners jump 1.8 percent By John Tilak TORONTO, Nov 12 (Reuters) - Canada's main stock index edged higher on Wednesday as the energy sector strengthened after an earlier decline and shares of gold miners jumped with the price of bullion. The benchmark TSX recorded its sixth straight daily gain and has rebounded from an eight-month low hit last month. Energy shares, which h