By Jamie Spencer Liverpool are top of the Premier League and will take some serious toppling if they aren’t to lift the title in Jurgen Klopp’s final season. But planning and squad evolution can never stop if a club wants to remain consistently successful year after year. That makes every single transfer window an opportunity. And while Liverpool don’t need major surgery at this moment in time, having completely overhauled their midfield last summer and assembled a top and broad forward line, little tweaks are always necessary. AndreLiverpool have long been interested in Fluminense midfield ta…