Whether Rangers’ first summer window under the Philippe Clement – Nils Koppen axis proves to be a success, only time will tell. Kris Boyd, the legendary former Ibrox hitman, fears that Clement’s squad is ‘weaker’ now than it was in May, following the departure of numerous experienced campaigners and the arrival of many an unknown quantity in their place. But, while the jury remains out on the players Rangers brought in, the good news is that the Glasgow giants appear to have got things right position-wise. They needed a left-back and they got one, in Jefte Vital. The‘really exciting’ Nedim Baj…