By Felix Keith Like most Premier League clubs, Liverpool had a quiet January transfer window, choosing to opt out and ready themselves for the summer. The news of Jurgen Klopp ’s departure – and that of his staff and sporting director Jorg Schmadtke – dominated the headlines during the month of January. It also coloured the outlook on the transfer front, pushing back the focus to the summer, when Klopp’s successor will have a say on new arrivals. The fact that Liverpool are at the top of the Premier League table and still in all four competitions is also relevant. There was little need to bols…