The idea may have seemed mad, but after all, the beer is called the Madman of Bruges — or Brugse Zot in Dutch. And with the help of crowdfunding efforts among some 400 Madman fans, the dream of building a beer pipeline through the Belgian city of Bruges is becoming real. “You have to be a bit crazy — like the beer — to do such a project. I just had the money for that,…