Former Rangers defender Maurice Ross knows what it takes to be a winner at Ibrox. Coming through the Ibrox academy, the ex-Rangers right-back spent five years in Glasgow’s southside and won six major honours, including two league titles. So as Rangers toil under Philippe Clement this season, it might be worth listening to what Maurice Ross has to say when it comes to the club’s shortcomings. And the ex-Scotland international has had some choice words for one Rangers defender who was front and centre in the club’s calamitous 1-0 defeat to Kilmarnock. READ MORE: Kris Boyd slaughters Rangers in a…