1. E. A. Milne Centre for Astrophysics, University of Hull , Hull HU6 7RX , UK
2. Centre of Excellence for DAIM, University of Hull , Hull HU6 7RX , UK
3. Department of Physics and Astronomy and CIERA, Northwestern University , 1800 Sherman Ave, Evanston, IL 60201 , USA
4. Institute for Computational Science, University of Zurich , Winterthurerstrasse 190, Zurich CH-8057 , Switzerland
5. Center for Computational Astrophysics, Flatiron Institute , 162 Fifth Avenue, New York, NY 10010 , USA