* Allow control of the JVM startup arguments * Set the default max heap size of the JVM startup to the lesser of 8GB or 33% of the system's memory (particularly relevant for PyTimber) * Added a [``cmmnbuild_dep_manager.Manager().jvm_required()``](https://acc-py.web.cern.ch/gitlab/scripting-tools/cmmnbuild-dep-manager/docs/stable/api/cmmnbuild_dep_manager.Manager.jvm_required.html#cmmnbuild_dep_manager.Manager.jvm_required) to allow libraries to resolve dependencies (if necessary) and start the JVM in a single step