American fresh taproom, assembly row, assembly square, brewery, charcuterie, commercial brewery, dig boston, digboston, fluff, fluffernutter, happy sol, IPA, Joe Curtatone, mayor, porter square porter, pretzels, shipping containers, Slumbrew, yankee swap 2013, yankee swap 2014 EXCLUSIVE: FIRST-LOOK AT SLUMBREW’S AMERICAN FRESH TAPROOM AT ASSEMBLY ROW