It seems like any building with enough room for a kitchen hood and a few tables is liable to be drafted into the growing ranks of eateries in New Orleans these days, nevermind its original purpose or design. In Mid-City, however, one of the dining scene’s newest additions has taken up residence in what has long been a distinguished New Orleans hybrid. Vessel opened recently in the old church on Iberville Street that for nearly 30 years was home to Christian's Restaurant, and which later had a