add heavy flavour track related info and functionality for VP
Adds heavy flavour related info to track additional info.
In addition, adds functionality for DeVPSensor
(see also Detector!462 (merged))
Needed for Rec!2868 (merged), Moore!1514 (merged), lhcb-datapkg/PRConfig!339 (merged), Detector!462 (merged) (Moore MR needs also gaudi/Gaudi!1489 (merged))
Edited by Maarten Van Veghel