[WIP] CA: New MC module and external output QA-task
This merge request introduces:
- New (experimental) MC-module for CA tracking (CbmCaMCModule class), initializes MC points and tracks, matches them with hits and reconstructed tracks
- New time-slice reader (cbm::ca::TimeSliceReader class), fills external CA data structures from reconstruction output trees
- [WIP] External QA task introduction for CA tracking (cbm::ca::OutputQa class)
- Minor changes (CbmQaTask updates) and bugfixes (station indexes fix in matching TOF points for tracking)