Sluggish Jags as United sign off with a win.     Dundee United signed off from the Caledonian Stadium with a surprise 2-3 win on their way to the Championship as Inverness flattered to deceive in another uninspiring home performance. The Arabs were 3-0 ahead before Inverness responded with goals from Jordan Roberts and Liam Polworth. But despite going down to ten men, United held on to win with their goals coming from Simon Murray (2) and Edward Ofere. A pleasant afternoon ga