Fixed misprint [demos]
Fixed misprint [demos]


Former-commit-id: c9623a2698104fb008e6c22e9411bfde0b2c53c0 [formerly 805d69ec25dff9bb1b31c3d22644d99d0bf14b2f]
Former-commit-id: 129bfab732bb0119982385ed1edc5bff391fde97
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine