Changed Scenario 3 cuts
Changing default config to 3D clustering for HCAL plus Max samples
Merged HCAL72 from repository bachtis
HO new threshold postLS1
Adding customizations for data in the new scheme
Remove cleaning for FastSim in the new scheme
Fixed Fastsim
Changing the customs  to activate the default  HCAL Reco for studies and comparisons in 72
Changing the endcap threshold to default value
Merge pull request #5195 from bachtis/HCAL_HO_72

New HCAL clustering in 72X