1. Department of Physics and Astronomy, University of California, Los Angeles, CA 90095, USA
2. Subaru Telescope, National Astronomical Observatory of Japan, 650 N Aohoku Pl, Hilo, HI 96720, USA
3. Department of Physics, University of California, Davis, CA 95616, USA
4. Laboratoire d’astrophysique Ecole Polytechnique Fédérale de Lausanne (EPFL), Observatoire de Sauverny, CH-1290 Versoix, Switzerland
5. European Southern Observatory, Karl-Schwarzschild-Strasse 2, D-85748 Garching bei Muenchen, Germany
6. Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
7. Exzellenzcluster Universe, Boltzmannstr. 2, D-85748 Garching, Germany
8. Ludwig-Maximilians-Universität, Universitäts-Sternwarte, Scheinerstr. 1, D-81679 München, Germany
9. STAR Institute, Quartier Agora – Allée du six Août, 19c B-4000 Liège, Belgium
10. Max-Planck-Institut für Astrophysik, Karl-Schwarzschild-Str. 1, D-85748 Garching, Germany
11. Physik Department, Technische Universität München, James-Franck-Straße 1, D-85748 Garching, Germany
12. Institute of Astronomy and Astrophysics, Academia Sinica, 11F of ASMAB, No.1, Section 4, Roosevelt Road, Taipei 10617, Taiwan
13. National Astronomical Observatory of Japan, 2-21-1 Osawa, Mitaka, Tokyo 181-8588, Japan
14. Kavli Institute for Particle Astrophysics and Cosmology, Stanford University, 452 Lomita Mall, Stanford, CA 94035, USA