contains MRs: https://gitlab.cern.ch/atlas/athena/-/merge_requests/51392 Updates to SUSY matching scale code https://gitlab.cern.ch/atlas/athena/-/merge_requests/51451 Relocation Fixes, master branch (2022.03.21.) https://gitlab.cern.ch/atlas/athena/-/merge_requests/50594 xAOD::EventInfo in Generators https://gitlab.cern.ch/atlas/athena/-/merge_requests/51469 Fortran Warning Fixes, master branch (2022.03.22.) https://gitlab.cern.ch/atlas/athena/-/merge_requests/51488 Generators: switched to range-based for loops https://gitlab.cern.ch/atlas/athena/-/merge_requests/51534 Update powheg version in PowhegEnvironmentConfig.cmake.in https://gitlab.cern.ch/atlas/athena/-/merge_requests/51590 Herwig7: fixed key for xAOD::EventInfo https://gitlab.cern.ch/atlas/athena/-/merge_requests/51578 HepMCWeightSvc+GenInterfaces+GeneratorObjectsTPCnv: Make HepMCWeightSvc thread-safe. https://gitlab.cern.ch/atlas/athena/-/merge_requests/51581 PowhegControl: fixes for MadSpin errors, and for openloops V2 processes https://gitlab.cern.ch/atlas/athena/-/merge_requests/51619 Manual sweep from 21.6 to master: LHE filters and Powheg Wt_DR_modified https://gitlab.cern.ch/atlas/athena/-/merge_requests/51138 removed ART testers firstevent parameter