Per the Motor Trend article mentioned in the link:
The change comes at the direction of Chrysler Brand CEO Chris Feuell who came into the job with a new eye and rulebook she wants to play by. "Chris came at it with her perspective which we really enjoyed," Gilles says. "She wanted a statement that had literally zero to do with anything that you have seen today, even the Airflow concept car. It is evolving in a new direction."
The change comes at the direction of Chrysler Brand CEO Chris Feuell who came into the job with a new eye and rulebook she wants to play by. "Chris came at it with her perspective which we really enjoyed," Gilles says. "She wanted a statement that had literally zero to do with anything that you have seen today, even the Airflow concept car. It is evolving in a new direction."