A customer eats lunch at Stanley's Famous Pit Bar-B-Q in Tyler. (Photo ©Daniel Goncalves) A few things we think we learned from our recent Best of Texas BBQ Tour: --In a post here a while back, we pondered whether Lockhart was losing its distinction as the BBQ capital of Texas. Upon more reflection, we're ready to say, yes, it definitely has lost the crown. With Franklin Barbecue and a host of start-up joints, we're declaring Austin the new capital. To us, Lockhart is going stale. In Texas barbecue, you can't take success for granted. --Related to that, newcomers are making a…