By James Cormack Barcelona are aiming for their third-straight La Liga victory when they take on the struggling Granada on Sunday night. Barca’s recent upsurge has arrived in the wake of Xavi’s announcement regarding his future, with the Spaniard set to step down as manager at the end of the season. Last week’s draw in the Madrid Derby means Xavi’s side are just eight points adrift of Real Madrid at the summit with Los Blancos taking on second-place Girona on Saturday evening. Thus, there’s a chance for Barcelona to thrust themselves back into title contention by the time the weekend concludes…