Aston Villa have been very busy this summer as a number of players have come and gone from Villa Park over the past few weeks. Villa have spent and received over £100m already this summer, and they may not be finished yet as more incomings are rumoured and Jhon Duran is being linked with a departure. Aston Villa announced the departure of Moussa Diaby on Wednesday evening as the French winger headed off to Al-Ittihad after just one season in the Midlands. Diaby wasn’t necessarily Villa’s best player over the past 12 months, but he seemingly did make a big impression behind the scenes as a numb…