Aston Villa and Liverpool have had contrasting summers on the transfer front. The Villans have been one of the busiest clubs in Europe, bringing in eight new players over the past two months. Meanwhile, the Reds are yet to get off the mark in the transfer window, and haven’t been overly busy in terms of outgoings either. Now, with just three weeks left before the transfer window shuts, both Villa and Liverpool are likely to step up their activities. Villans defender Diego Carlos is being linked with a move to Fulham, and if he leaves, they’ll be looking to bring in a replacement. According to …