Improved saving of loss curves and maps in event_based_risk [skip hazardlib]
Improved saving of loss curves and maps in event_based_risk [skip hazardlib]


Former-commit-id: 536fb5e8cca05b782ba01e958f398a911a3c5b09 [formerly 536fb5e8cca05b782ba01e958f398a911a3c5b09 [formerly e9977b5c0e063086d48ee4b1f1f6aaae509e0574]]
Former-commit-id: dcd9415160501c585e9b772138cb43817ce94f84
Former-commit-id: 3a6b80788e706359020b1a1badd4469124564b62
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine