The quarter-finals of the Europa Leagueare set to be played next month, with Europes finest Barcelona, Atalanta, Eintracht Frankfurt, Lyon, RB Leipzig, West Ham United, Rangers and Braga battling for the title.Picking a betting favourite with is wouldnt be as difficult as it is with the Champions League, with Barcelona being the best bet to win Europes second-tier competition.The Catalan giants...