BAT.jl Upgrading the Bayesian Analysis Toolkit Allen Caldwell, Cornelius Grunwald, Vasyl Hafych, Kevin Kröninger, Salvatore La Cagnina, Oliver Schulz and Lolian Shtembari EPJ Web Conf., 245 (2020) 06001 Published online: 16 November 2020 DOI: 10.1051/epjconf/202024506001