Fixed [demos][skip hazardlib]
Fixed [demos][skip hazardlib]


Former-commit-id: 9958ed1f198bc3481d41cf74c6d4e58fba36d14c [formerly d36276e9d4c41a1876508ea55b13d1eae457dc68]
Former-commit-id: d6782d0426df9b3032b4e8df5c5952e30ca19763
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine