It’s hard to quantify just how big an impact injuries had on the Rangers squad last season. But when you look at the startling lack of availability in certain areas of the squad and to high-earning key players, it’s fair to say it was sizeable Philippe Clement has pledged to revamp the Rangers medical department and undergo a tough pre-season schedule which will prepare the Ibrox side’s squad for the rigours of a full season. With sizeable turnover expected at Rangers in the coming weeks, those names who come into the club will not be afforded much patience to start making an impact. But news …