Minor cleanup
Minor cleanup


Former-commit-id: a61a427d5c3fe91fd734c7d55b2fc00e113c0577 [formerly 442a5f6a139298afffcb8f5501b866b2562f83fc] [formerly 442a5f6a139298afffcb8f5501b866b2562f83fc [formerly 0ea3d613cd62738f1a22c79daea1c3f316d74deb]]
Former-commit-id: 3088e094eab9d0cb0269d259034d24eae578009c
Former-commit-id: ea8e141000a3aa0c9d89a36d4030602c203a8baa
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine