ANYONE who has circulated the Isthmian League over the years will know that Sutton United are a classy club. It helps that they’re in a relatively affluent part of the country, but they have always stood out for being a club that held onto the old amateur ideals of doing things the right way – or so it appeared to the neutral onlooker. At the same time, you often felt that Sutton were a little stuck in the past – but what a good past it was: five Isthmian titles, FA Cup giant-killings, FA Amateur Cup finalists (1963 and 1969) and a FA Trophy final in 1981. Today, however, Sutton have both feet firmly in the present and looking ahead. By the look of…