TRIPOLI (Reuters) - Libya's ruling council handed over power to a newly elected national assembly on Wednesday in the North African country's first peaceful transition of power in its modern history but which comes amid heightened violence. In a late-night ceremony held under tight security in Tripoli, the National Transitional Council (NTC), political arm of the opposition forces that toppled Muammar Gaddafi a year ago, handed over to the national congress, elected in July. ...