A. Collaboration. (2012)cite arxiv:1211.2202Comment: 35 pages plus author list (57 pages total), 15 figures, 4 tables, submitted to JHEP, All figures including auxiliary figures are available at http://atlas.web.cern.ch/Atlas/GROUPS/PHYSICS/PAPERS/TOPQ-2012-15/. Revision is solely for replacement of the acknowledgements.