Philippe Clement hasn’t been shy in talking about the changes which are required at Rangers this summer. The Rangers manager has just about done enough to merit the support of the Ibrox faithful heading into next season given some of the circumstances around his appointment. A League Cup winner’s medal and a sterling run in to the summit of the Scottish Premiership, along with qualification for the Europa League last 16, is enough to keep fans on side. But a failure to defeat Celtic across four games, and a collapse in the title race which saw Rangers drop points in six of their final ten matc…