LONDON – A palace rose into the sky out of a working class neighborhood in north London on Thursday, the home of the English Premier League’s Tottenham Hotspur F.C., temporarily adorned with photos of Saquon Barkley and Aaron Rodgers. Local pubs like The Bricklayers on High Road were teeming with NFL fans after last weekend’s Vikings-Saints game inside this London Academy of Excellence, as Tottenham’s offices are labeled. And they promise to be again on Sunday when the Giants and Packers kick off. “Mental,” bartender Niamh (“Neev”) described the scene for American football, sharing cell phone …