When Jacob Widell Zetterström dived down to his left to push away Mohamed Toure’s poor penalty after eight minutes, Derby should have woken up.   The opening stages had been nervy, sloppy even. The Rams’ number one had already had to dash out of his goal twice, first to beat Liam Gibbs to a loose ball, and then to clear Sondre Langås’ weak backwards header.   Making his first start in nearly three months as Dion Sanderson was given a night off playing through the pain barrier