Commissariat à l'énergie atomique et aux énergies alternatives (CEA), France European Organization for Nuclear Research (CERN), France/Switzerland Centre national de la recherche scientifique (CNRS), France Deutsches Elektronen-Synchrotron (DESY), Germany The Institute of Nuclear Physics Polish Academy of Science (IFJ PAN), Poland Istituto Nazionale di Fisica Nucleare (INFN), Italy Karlsruher Institut für Technologie (KIT), Germany Paul Scherrer Institut (PSI), Germany Science and Technology Facilities Council (STFC), UK Uppsala University (UU), Sweden