Preliminary work for the scenario_damage export
Preliminary work for the scenario_damage export


Former-commit-id: 750c7258eb079b88f51893d047065f451b446733 [formerly 42b202466c0534f1fa7ec744d560058338928e91]
Former-commit-id: 838f2aace312bb6881c3d946e085a98319ff2cd8
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine