It came as no surprise when Rangers released Ryan Jack and Kemar Roofe from their contracts this summer. Whilst both have served the club when afforded the opportunity, disastrous runs of injury issues over the last three seasons made a new contract for either player a non-starter. It is certainly a shame – Ryan Jack is a Scotland international who under the tutelage of Steven Gerrard developed into amongst the club’s finest midfielders of recent seasons. The situation with Kemar Roofe – a talented, ruthless, technical striker who has ability levels beyond Scotland – hamstrung Rangers for year…