Add PIDGen scripts to PIDCalib
First commit of PIDGen scripts in PIDCalib package. Two directories: PIDGenExpert which is to be used to run the PID PDF estimation using Meerkat, and PIDGenUser for users to run resampling of their MC.
First commit of PIDGen scripts in PIDCalib package. Two directories: PIDGenExpert which is to be used to run the PID PDF estimation using Meerkat, and PIDGenUser for users to run resampling of their MC.