Introduce ActsCalibration package & revise calibrators to be able to integrate muons
Presented in https://indico.cern.ch/event/1532245/#20-refactoring-of-measurement
Validation plots: CheckBLayerGone.pdf
Asking review-pending-expert review once ready from: @ncalace, @tstreble, @pagessin, @astefl, @apfleger, @cvarni, @goetz, @pbutti, @bhuth
Edited by Johannes Junggeburth