The Texas Longhorns aren’t officially in the Southeastern Conference until July 1, but the preparations for the entire athletic department’s first season in the league are in full swing. Volleyball played a few spring matches on a court with SEC logos. Men’s basketball just added the logos to its practice floor. Now, the same can be said for football. [Sign up for Inside Texas and get ONE MONTH for $1!] Inside Texas member THurt512 provided these photos. Big 12 logos adorned the field during the Longhorns’ spring game on April 20, but now with Texas joining the SEC it was time to make changes …