Aston Villa cruised through to the last eight of the Conference League with a comprehensive win over Ajax on Thursday evening. Goals from Ollie Watkins, Leon Bailey, Jhon Duran and Moussa Diaby saw Unai Emery’s side bounce back from their damaging defeat to Tottenham Hotspur last Sunday. One negative saw Watkins substituted midway through the second half with a nasty-looking knee injury. The 28-year-old gave the home side the lead with an excellent header. Talking on talkSPORT co-commentary, former Villa star Ray Houghton was blown away by the 28-year-old’s technique. Aston Villa: Ray Houghton…