1. Excellence Cluster Universe, Boltzmannstrasse 2, D-85748 Garching bei München, Germany
2. Dipartimento di Fisica e Astronomia, Universitá di Padova, Vicolo dell’ Osservatorio 3, I-35122 Padova, Italy
3. Kavli Institute for Cosmology, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
4. Leiden Observatory, Leiden University, NL-2300 RA Leiden, the Netherlands
5. INAF – Osservatorio Astronomico di Arcetri, Largo Enrico Fermi 5, I-50125 Firenze, Italy
6. Max Planck für Extraterrestrische Physik, Giessenbachstrasse 1, D-85478 Garching bei München, Germany
7. Laboratoire d’Astrophysique de Marseille, 38 rue Frederic Joliot Curie, F-13388 Marseille, France
8. Centre de Recherche Astrophysique de Lion, Centre National de la Recherche Scientifique, 9 Avenue Charles André, F-69561 Saint Genis Laval, France 1
9. National Optical Astronomy Observatories, 950 N Cherry Avenue, Tucson, AZ 85719, USA
10. Faculty of Physics, Ludwig-Maximilians-Universität, Scheinerstr 1, D-81679 Munich, Germany
11. Laboratoire AIM-Paris-Saclay, CEA/DRF/Irfu, CNRS, Universit’e Paris Diderot, CEA-Saclay, F-91191 Gif-sur-Yvette, France