confdb.py: update the FastTimerService configuration
HLT: add python files to run the harvesting of the HLT DQM plots
confdb.py: do not run the DQM client modules
confdb.py: take care on Run II online-only modules

  - drop DAQ-related modules
  - replace DQM modules with configurations suitable for running offline
Merge pull request #5164 from fwyzard/update_hltGetConfiguration_for_DAQ2

HLTrigger/Configuration -- update hltGetConfiguration for DAQ2