Minor fixes
Minor fixes


Former-commit-id: 786c1f9bf52b1284aeeab6facfca891467cd2e8f [formerly 786c1f9bf52b1284aeeab6facfca891467cd2e8f [formerly 8fa63dfe6dc11b88ea4d4b903e91c1056c191ab8]]
Former-commit-id: c0c8f44257df99d3bf94cb74eb7db8ee33839d4b
Former-commit-id: d12fa15f07cf978a4525a7da698563a2f82c6f72
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine