SPRINGFIELD — The former longtime chief of staff to former House Speaker Michael Madigan was indicted Wednesday for allegedly lying under oath and attempting to obstruct justice.Tim Mapes, who also formerly served as the House clerk, was granted immunity in connection with the federal investigation into potentially criminal efforts by officials and lobbyists with Commonwealth Edison to curry favor with Madigan in exchange for favorable energy legislation. Madigan has not been charged and denies wrongdoing.The …