XQ-100: A legacy survey of one hundred 3.5 $\lesssim \textit{z} \lesssim$ 4.5 quasars observed with VLT/XSHOOTER

SL has been supported by FONDECYT grant number 1140838 and partially by PFB-06 CATA. VD, IP, and SP acknowledge support from the PRIN INAF 2012 “The X-Shooter sample of 100 quasar spectra at z ∼ 3.5: Digging into cosmology and galaxy evolution with quasar absorption lines”. SLE acknowledges the receipt of an NSERC Discovery Grant. MH acknowledges support by ERC ADVANCED GRANT 320596 “The Emergence of Structure during the epoch of Reionization”. The Dark Cosmology Centre is funded by the Danish National Research Foundation. MVe gratefully acknowledges support from the Danish Council for Independent Research via grant no. DFF – 4002-00275. MV is supported by ERC-StG “cosmoIGM”. KDD is supported by an NSF AAPF fellowship awarded under NSF grant AST-1302093. TSK acknowledges funding support from the European Research Council Starting Grant “Cosmology with the IGM” through grant GA- 257670. Funding for the SDSS and SDSS-II has been provided by the Alfred P. Sloan Foundation, the Participating Institutions, the National Science Foundation, the U.S. Department of Energy, the National Aeronautics and Space Administration, the Japanese Monbukagakusho, the Max Planck Society, and the Higher Education Funding Council for England.