Merged requested to merge cantel/athena:master_trigjetmon_add_timing into master
- Adding TIER0 monitoring for jet level "Timing" for online and offline small-R EMTopo jets.
- While here, removing monitoring of obsolete jet trigger chains.
Only affects TIER0 monitoring.
test_trigAna_RDOtoRun3DQ_v1Dev_build.py was tested; New timing histograms are produced for (HLT_)AntiKt4EMTopo jets.