1. Kavli Institute for Cosmology, University of Cambridge , Madingley Road, Cambridge CB3 0HA , UK
2. Cavendish Laboratory – Astrophysics Group, University of Cambridge , 19 JJ Thomson Avenue, Cambridge CB3 0HE , UK
3. Sterrenkundig Observatorium, Universiteit Gent , Krijgslaan 281 S9, B-9000 Gent , Belgium
4. Research School of Astronomy and Astrophysics, Australian National University , Canberra, ACT 2611 , Australia
5. ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D) , Australia
6. Sydney Institute for Astronomy, School of Physics, The University of Sydney , Sydney, NSW 2006 , Australia
7. School of Mathematics and Physics, The University of Queensland , Brisbane, QLD 4072 , Australia
8. Australian Astronomical Optic, Astralis-USydney, School of Physics, University of Sydney , Sydney, NSW 2006 , Australia
9. School of Mathematical and Physical Sciences, Macquarie University , NSW 2109, Sydney , Australia
10. Macquarie University Research Centre for Astrophysics and Space Technologies , NSW 2109, Sydney , Australia
11. AAO-MQ, Faculty of Science and Engineering, Macquarie University , 105 Delhi Rd, North Ryde, NSW 2113 , Australia
12. Department of Physics and Astronomy, University College London , Gower Street, London WC1E 6BT , UK
13. Centre for Astrophysics and Supercomputing, Swinburne University of Technology , Hawthorn, VIC 3122 , Australia