1. The Kavli Institute for Cosmology (KICC), University of Cambridge , Madingley Road, Cambridge, CB3 0HA , UK
2. Cavendish Laboratory, University of Cambridge , 19 JJ Thomson Avenue, Cambridge, CB3 0HE , UK
3. Department of Astronomy, University of Wisconsin–Madison , 475 North Charter Street, Madison, WI 53706 , USA
4. NSF’s National Optical-Infrared Astronomy Research Laboratory , 950 North Cherry Avenue, Tucson, AZ 85719 , USA
5. Steward Observatory, University of Arizona , 933 North Cherry Avenue, Tucson, AZ 85721 , USA
6. Institute of Astronomy, University of Cambridge , Madingley Road, Cambridge CB3 0HA , UK
7. Center for Astrophysics | Harvard & Smithsonian , 60 Garden Street, Cambridge MA 02138 , USA
8. Department of Astronomy and Astrophysics, University of California , Santa Cruz, 1156 High Street, CA 96054 , USA
9. Department of Physics, University of Oxford , Denys Wilkinson Building, Keble Road, Oxford OX1 3RH , UK
10. Department of Physics and Astronomy, University College London , Gower Street, London WC1E 6BT , UK
11. European Space Agency (ESA), European Space Astronomy Centre (ESAC) , Camino Bajo del Castillo s/n, 28692 Villanueva de la Cañada, Madrid , Spain
12. European Space Agency, ESA/ESTEC , Keplerlaan 1, 2201 AZ Noordwijk , the Netherlands
13. School of Physics, University of Melbourne , Parkville, 3010 VIC , Australia
14. ARC Centre of Excellence for All Sky Astrophysics in 3 Dimensions (ASTRO 3D) , Canberra 2611, Australia
15. Sorbonne Université, CNRS, UMR 7095, Institut d’Astrophysique de Paris , 98 bis bd Arago, 75014 Paris , France
16. Centre for Astrophysics Research, Department of Physics, Astronomy and Mathematics, University of Hertfordshire , Hatfield AL10 9AB , UK
17. Astrophysics Research Institute, Liverpool John Moores University , 146 Brownlow Hill, Liverpool L3 5RF , UK
18. NRC Herzberg , 5071 West Saanich Rd, Victoria, BC V9E 2E7 , Canada