By Julia Burke, Beer Editor A very old Irish pub in a very old part of Buffalo is getting a fresh start and a bright future thanks to a group of local-obsessed craft beer freaks. Gene McCarthy’s, located in Buffalo’s historic Old First Ward, has long been a cozy setting with a surprisingly sophisticated tap list thanks to the influence of its neighbor, the world headquarters of the Brewing News publications. Now, Brewing News founder and owner Bill Metzger is teaming up with passionate locavore and brewer Willard Brooks; general manager David Bittner, an avid gardener and brewer; and Matt…