An appeals court on Tuesday reversed the murder conviction of a Newark man because a prosecutor in the case invoked the Nuremberg trials of Nazis in the 1940s. Harold Colbert, 48, will get a new trial in the killing of Daquan Cuttino, a 25-year-old shot dead in Newark on Nov. 1, 2018. Prosecutors alleged he fired at Cuttino multiple times during an argument on South 18th Street. Colbert had been serving a 45-year prison term for Cuttino’s slaying, for which he was convicted and sentenced in 2021, in Essex County. In that trial, the prosecutor in his closing statement quoted a United States pro…