Last week, even before the title was secured, both the manager and the sporting director confirmed their desire to make a former Rangers man a potentially history-making arrival. With a 15 million euro release clause in his contract – or £13 million to those of us based this side of the Channel – a player Rangers were hoping to keep last summer could be about to become the joint-most expensive signing in the history of Dutch champions PSV Eindhoven. And, on the evidence of a fabulous last few weeks, Malik Tillman is certainly worth his place in the PSV history books. A combined 24 goals and as…