export/hazard:
export/hazard:

Minor comment cleanup


Former-commit-id: eb8bc145b630d081781ad5e37363b57400538194 [formerly 3fffb412263d9c6e8c3067fc651512072fe76d0c]
Former-commit-id: 29010d5c700c668d13f4d7dd73dcb1d892d97bc5
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine