calcs/hazard/general:
calcs/hazard/general:

Better use of the `hc` property in the base hazard calculator.


Former-commit-id: a5df5b4b5332c364201f02b0c2b74c73084c5890
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine