exclude QEDLoader.C from tests w/o BUILD_SIMULATION

DPL: make readyToQuit an enum

DPL: make readyToQuit an enum

DPL: fix use after free in TextControlService (AliceO2Group#2464)

MFT: introduce MC propagation in all workflow processes

CCDB: helper functions to handle Etag and multiple locations (AliceO2…

…Group#2446)

Fix missing guard

TRD MC Labels O2-847 (AliceO2Group#2420)

* TRD MC Labels O2-847

[EMCAL-548,EMCAL-612] Integration of digits converter

- Add digits converter spec converting digits to
  cells
- Convert digits printer spec (example payload task)
  to DPL task
- Add writer spec for cells
- Integrate cell converter and cell writer spec in the
  EMCAL reconstruction workflow
- Make digits printer spec optional (for debugging)

[EMCAL-548,EMCAL-612] Integration of digits converter

- Add digits converter spec converting digits to
  cells
- Convert digits printer spec (example payload task)
  to DPL task
- Add writer spec for cells
- Integrate cell converter and cell writer spec in the
  EMCAL reconstruction workflow
- Make digits printer spec optional (for debugging)