Papiss Cisse joining Newcastle and Nikica Jelavic moving to Everton were arguably the best deals in the 2012 winter window, but who will prove to be the shrewdest signings in 2013Papiss Cisse joining Newcastle and Nikica Jelavic moving to Everton were arguably the best deals in the 2012 winter window, but who will prove to be the shrewdest signings in 2013