By Tom Gott Barcelona are in a race against time to lower their wage bill and register manager Hansi Flick in time for the new season, a report has claimed. Flick was unveiled as Barca’s new manager earlier this week, replacing former boss Xavi after a clash with president Joan Laporta over the strength of the squad saw him relieved of his duties. According to MARCA, however, Barcelona are not yet in a position to register Flick’s contract with La Liga as they are still well over their current salary limit. It is noted that Xavi’s registration only ran until this summer, with club officials aw…