Morale-boosting and extremely welcome it may have been, but one home win over Newcastle was a classic case of papering over the cracks as far as Manchester United legend Roy Keane is concerned. This is still a club in need of more than a mere lick of paint. The structural issues run deep, and we’re not just talking about the Old Trafford plumbing. If reports are to be believed, only ten players – including Wednesday night’s heroes Bruno Fernandes, Kobbie Mainoo and Alejandro Garnacho – are guaranteed to survive Ineos’ very own ‘Red Wedding’ moment, a brutal, bloody cull of a misshapen Manchest…