straight to your inbox every day, freeManchester United’s number seven shirt is one of the most iconic in football, and its new bearer is Uruguayan striker Edinson Cavani.Some of United's greatest ever players have worn the number, with George Best, Nobby Stiles, Ray Wilkins and Bryan Robson among its wearers - stars who have helped to give it such a legendary status over the decades.But what about those who've been given the responsibility of wearing the number since the arrival of the Premier