Ilia Gruev had looked one of the certainties to be at Leeds United next season after the play-off final defeat to Southampton. That day at Wembley marked the end of Gruev‘s debut campaign at Elland Road having only joined from Werder Bremen in a £5 million deal at the back end of last summer. Daniel Farke was the driving force behind the move after coming up against him during his time as Borussia Monchengladbach boss, but it did take some time for him to make an impact. Gruev started just two matches in his first four months as a Leeds player but finally came into his own from the 3-0 victory…