Manager remains calm despite his side taking one point and scoring no goals in opening three Premier League games Unai Emery is not panicking. He may kick every ball on the touchline but, behind closed doors, Aston Villa’s players are used to him being the calmest person in the room, routinely more demanding after victory than defeat. John McGinn tells a story in which the Villa manager, early in his now almost four-year tenure, broke character and lost his cool during a half-time interval not…