Photo: Will Heath/NBCU Photo Bank via Getty Images Last night, for the first time in more than 900 days, Young Thug did not sleep in a concrete cell. The Atlanta rapper, born Jeffery Williams, was released from jail on October 31, after pleading guilty to a number of charges in the long-running RICO trial against his label, YSL. (He pleaded nolo contendere, or no contest, to the central RICO charge and a gang-leadership charge, and his attorneys continue to dispute the claim that YSL is a