A federal appeals court has revived a lawsuit brought by an inmate who was denied medical treatment for five hours after suffering a heart attack.The 7th U.S. Circuit Court of Appeals this week rejected a remark by U.S. District Judge Joe B. McDade of the Central District of Illinois that the inmate received “the minimal civilized measure of life’s necessities.”“We think that civilization requires more in a life-and-death situation,” Judge Richard A. Posner wrote for a three-member panel of …