F. Hamann, N. Zakamska, N. Ross, I. Paris, R. Alexandroff, C. Villforth, G. Richards, H. Herbst, W. Brandt, B. Cook und 4 andere Autor(en). (2016)cite arxiv:1609.07241Comment: 36 pages, 18 figures, accepted for publication in the MNRAS. The emission-line catalog described in this paper, along with supplemental tables and figures, can be downloaded from the University of California Digital Libraries at the URL https://dx.doi.org/10.6086/D1H59V (digital object identifier DOI:10.6086/D1H59V).