Get your head out of your app. Nice car, did it come with a turn signal? Hocus Pocus, drive with focus. Drivers who spotted those and other humorous safety message pop-up on overhead video signs on state highways may have been wondering what happened to the to-the-point signs they’re used to. New Jersey Department of Transportation staffers have come up with some new, attention getting ways to convey basic safety message and rules of the road, said Leanna Nelson, an NJDOT spokeswoman. “The Department wanted to be more creative in how we present our safety messages,” she said. “We are trying a …