WIP: Track particle cov matrix 21.2 20190611
Implemented changes discussed in #24240
Tested to run fine in RAW to AOD
Currently checking ESD to AOD step started from an ESD generated with old schema
Edited by Thomas Strebler
Implemented changes discussed in #24240
Tested to run fine in RAW to AOD
Currently checking ESD to AOD step started from an ESD generated with old schema