As Kemar Roofe’s lucrative Rangers contract ticks closer to completion, Philippe Clement is giving nothing away when it comes to the striker. There are some serious questions over whether Kemar Roofe has justified the sizeable transfer fee and wages since joining Rangers in the summer of 2020. Signing a reported £4.5m deal from Anderlecht, the Jamaican international has endured an injury-plagued four years at Ibrox interspersed with moments of ruthless quality. An instinctive, sharp penalty box striker whose attacking intelligence is of Premier League quality, in ordinary circumstances a new K…