Sometime soon, perhaps in the next few days, a judge in New York is expected to issue an opinion that may go a long way in determining the future of the daily fantasy industry.Justice Manuel Mendez could hand a lump of coal to FanDuel and DraftKings if he orders the two sites to stop operating in New York because they violate state gambling laws.Or he could provide a gift that keeps on giving, a blessing that the nascent industry can take from state to state as proof of its legitimacy.Either way, daily fantasy has an issue …