Fixing bug in LHE events counting https://gitlab.cern.ch/atlas/athena/-/merge_requests/41326 prepare the interface to run with Superchic 4.0x - obo Junichi https://gitlab.cern.ch/atlas/athena/-/merge_requests/41389 update to Suoerchic 4.02p1 https://gitlab.cern.ch/atlas/athena/-/merge_requests/41393 User/jahreda/truth jet filter update 21.6 (fix missing filter) https://gitlab.cern.ch/atlas/athena/-/merge_requests/41413 Using a much smaller minimum weight value in Pythia8 https://gitlab.cern.ch/atlas/athena/-/merge_requests/41414 Trying a less memory-hungry way of reading https://gitlab.cern.ch/atlas/athena/-/merge_requests/41426 River README update https://gitlab.cern.ch/atlas/athena/-/merge_requests/41437 MGC: fixed reweighting from LO gridpacks, removed gridpack script hacking https://gitlab.cern.ch/atlas/athena/-/merge_requests/41533