One of the most exciting transfer windows awaits Aston Villa this summer. For the first time in decades, Aston Villa could go into the transfer market as a Champions League club. That comes with its own pulling power, and given the ambition of the club, as long as they comply with FFP rules, then the world is your oyster. Transfer expert and HITC journalist Graham Bailey has spoken exclusively to Aston Villa News about what departments could be filled. As of this moment, Unai Emery is pretty bulked up in the centre-back department, he has Ezri Konsa, Diego Carlos, Pau Torres, Tyrone Mings, Cal…