The countdown climaxes Thursday when the newest QuikTrip opens at I-40 and U.S. 59. While those who have been giddy with anticipation have been counting the days, QuikTrip takes the opening in stride. For the convenience store chain that was founded in 1958 and has more than 1,000 stores in 17 states, it’s just the first day of what’s expected to be thousands that follow. For Thursday’s opening, t...