Possibility to display full simulation log on terminal

Allow for the possibility to get the full simulation log
(of all locally participating actors) displayed on terminal
if certain environment variable is set.

Use the new feature for the ctests.

Relates to https://alice.its.cern.ch/jira/browse/O2-464

DPL: fix minor issues with the dummy AOD analysis

- Use the typo-less branch fTOFchi2 rather than the bad
  fTOFchi2fTOFchi2.
- Add a few comments about what is going to disappear from
  the user-space of D(A)PL.

DPL: Adding TRD digit writer

Making use of generic MakeRootTreeWriterSpec.
This completes the mockup processing chain
for TRD digits.

DPL: helper to convert TTrees to Arrow Tables

DPL: helper to convert TTrees to Arrow Tables

DPL: helper to convert TTrees to Arrow Tables

DPL: simplify TableBuilder internals

Now that we have C++17 we can profit from fold expression to
simplify the table building code.

QC: disable compilation of old QC

This is being replaced by the new, DPL-enabled, version.

QC: disable compilation of old QC

This is being replaced by the new, DPL-enabled, version.

TRD hits update (O2-453) (AliceO2Group#1520)

TRD hits update (O2-453); Updating TRD hits to the same functionality as available in AliRoot.