DETROIT — After referee Brad Allen was roundly criticized for marking the wrong Detroit Lions player as eligible, resulting in an illegal-formation penalty that overturned the team’s potential game-winning, two-point conversion Saturday night in Dallas, the NFL released a video memo on Tuesday reminding teams of the eligibility-reporting process, with two video clips from the Lions-Cowboys game. Narrated by Walt Anderson, the league’s senior vice president of officiating training and development, the video shows a first-quarter play where Lions offensive tackle Dan Skipper properly reports as …