Jordan Jackson, owner & pitmaster, poses beside the original sign for Bodacious Bar-B-Q. (Photo ©Chris Wilkins/Texas BBQ Posse) If the original Bodacious Bar-B-Q in Longview were located in Austin, you’d be waiting several hours in line to order. Trust me. It’s still one of the best BBQ secrets in Texas, despite the joint’s No. 4 ranking by Texas Monthly. We were so impressed after our first visit in early February that we went back two weeks later. It’s a two-hour trip each way from Dallas and one well worth it if you’re seeking some of the best barbecue in the…