Fixed a bug in export_risk
Fixed a bug in export_risk


Former-commit-id: 721858c4c671600a23173d1558836636779e8f80 [formerly e7bbb82d8f3c50475885c6721d735a925eb36337]
Former-commit-id: b1c85ddcec7e9ee0f982954798b77cfd1912dcb0
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine