Three years ago, a drunk David George Hannon sent an email to Rep. Ilhan Omar (D-MN) in which he threatened to kill her and denigrated her Islamic faith. Now, a federal judge has sentenced the 67-year-old Florida man to three years of probation, and ordered him to pay a $7,000 fine and submit to mandatory mental health and substance abuse treatment. According to federal sentencing guidelines, Hannon should have faced 10 months in jail, but…