The presidential search committee of LifeWay Christian Resources’ board of trustees recommended Aug. 5 that Thom S. Rainer become the Southern Baptist entity’s next president after James T. Draper Jr. retires Feb. 1.     Rainer, a native of Union Springs, Ala., is dean of Southern Baptist Theological Seminary’s Billy Graham School of Missions, Evangelism and Church Growth in Louisville, Ky.…