By Jamie Spencer Barcelona signed off from the Champions League with a win against Viktoria Pizen as they now prepare to embark on a Europa League adventure instead. Barcelona dominated possession but had fewer shots, and shots on target, than their opponents, but they were in clinical mood in front of goal. Barça knew they were unable to catch Bayern Munich and Inter in the group’s top two places prior to kick-off in Czech Republic, and that Plzen also couldn’t leapfrog them into third. It took only six minutes for Marcos Alonso to fire the visitors into an early lead, poking the ball in from…