A political staffer who claimed she was retaliated against while working for different Democratic organizations controlled by House Speaker Michael J. Madigan, has settled her lawsuit for $275,000.Alaina Hampton sued four Democratic organizations that, she argues, refused to hire her in retaliation for reporting sexual harassment by her supervisor Kevin Quinn, whose brother is 13th Ward Ald. Marty Quinn.The parties agreed to dismiss, pursuant to the settlement, in a motion filed Tuesday before U.S. District Judge Sara L …