Philippe Clement earned a a place in the Rangers’ history books last week. But not in the way he would have liked. Sunday’s 3-0 defeat to Celtic at Parkhead means the former Moanco boss has now failed to win in any of his five Old Firm derbies in the Rangers dugout. A record only matched by Graeme Murty and William Wilton. Now, given that Wilton was born seven years before the Glasgow giants were even founded in the 1800s, it’s fair to say that history will not be too kind to Philippe Clement at least as far as his rather miserable head-to-head record with Celtic is concerned. Johan van Rumst,…