David Moyes’ future is very much up in the air and Premier League rivals Spurs have given West Ham owner David Sullivan a problem. That’s according to journalist Graeme Bailey when speaking exclusively to Hammers News on the manager dilemma facing the owners at West Ham. With his West Ham contract up in the summer, speculation has been rife over whether David Moyes will sign a new deal. Last summer the Hammers were heavily linked with hit Spurs boss Ange Postecoglou. West Ham vice-chair Karren Brady even wrote a gushing column about Postecoglou when he was at Celtic. And Brady predicted his un…