Dallas Morning News travel section editor Mary Ellen Botter recently asked Gary Jacobson and I to come up with a list of the Texas BBQ Posse's favorite joints to visit. We solicited suggestions from the posse and were off and running. We weren't trying to come up with a list for the best meats we'd sampled, we did that last December in our piece Announcing the Posse's "2010 Best in Texas BBQ picks and will follow up annually with updated lists. This is just an unofficial accounting of cool places we've been, though like any BBQ list I'm sure it…