DCist received a tip that Ana Marie Cox of Wonkette officially left the comforts of her Arlington farmhouse for New York over the Labor Day weekend. Her husband, Chris Lehmann, formerly a deputy editor with Washington Post Book World, is now an editor at New York magazine. Says our tipster:She’s apparently going to do “Wonkette” from New York, but doesn’t seem too keen on sharing this neat trick with anyone.But Cox tells DCist that simply…