GLOBAL MARKETS-Oil hits four-year low as expectations of OPEC cuts dwindle

* Oil prices near four-year low as OPEC output cut hopes fade* European shares buoyed by ECB bond-buying hopes* French 10-yr government bond yield hit 1 percent for first time* Asian shares edge up, helped by stimulus around the worldBy Marc JonesLONDON, Nov 27 (Reuters) - Fading expectations OPEC would cut production when it met on Thursday sent oil prices tumbling to a four-year low, while a ral