As one of the finest midfielders in Rangers’ history, it’s no wonder Barry Ferguson enjoyed Thursday’s battling Europa League draw with Olympiakos. A performance of guts, desire, discipline, and the odd flash of genuine quality, this was very much a classic, modern day away-from-home-in-Europe sort of performance from those from the blue side of Glasgow. Philippe Clement lauded Nico Raskin and Connor Barron after they set the tone during the 4-0 hammering of FCSB. And Rangers’ all-action midfield duo were imperious again in Greece, helping to take their tally to seven points from a possible 12…