Refined the docs
Refined the docs


Former-commit-id: eacd7a6c42cdc4164bb2ed25b9239ab535075db8 [formerly 5941255f74fec08404fd5f39fb2cc7ffe5965224]
Former-commit-id: cb6e7381e73bc34acdbbe92c56379e8c71dfb145
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine