TRENTON, N.J. — A New Jersey dairy has filed a federal copyright lawsuit against the makers of Halo Top ice cream. Newsworks.org reports (http://bit.ly/2p4gF9Z ) the Trenton-based Halo Farms filed the suit last week against California-based Eden Creamery, demanding that they stop using the Halo Top name and destroy all existing products. Halo Top ice