U.S. District Judge Cynthia M. Rufe, a Pennsylvania federal judge, dismissed 115 out of 117 cases that GlaxoSmithKline LLC (GSK) argued were outside the statute of limitations in the multidistrict litigation over injuries caused by diabetes drug Avandia.  The ruling was announced on May 16, 2014. Rufe said that all but two of the cases GSK claimed were outside the …