Former Bayern Munich manager, Hansi Flick, has outlined his transfer demands to Barcelona, as reported by Catalan outlet El Nacional. Flick is nearing a deal to become Barcelona’s next head coach following Xavi’s exit. Manchester City’s Bernardo Silva has long been rumored to join Barca, but Flick prefers RB Leipzig’s Dani Olmo instead. The 26-year-old Spanish international, who started his career at Barcelona’s La Masia academy before moving to Dinamo Zagreb, is seen as a crucial addition by Flick. Flick also wants to secure Leipzig’s David Raum to address the left-back position. Another targ…