Aimee Stephens, the Michigan transgender woman who took her discrimination case all the way to the Supreme Court, has died at age 59.Stephens died Tuesday at her home in the Detroit metro area with her wife, Donna Stephens, at her side, according to the American Civil Liberties Union, which is representing her.An ACLU press release did not state the cause of death, but Aimee Stephens had suffered from diabetes complications for years and had been undergoing life-sustaining dialysis treatments,