Make it possible to pass an hdf5path to the DataStore
Make it possible to pass an hdf5path to the DataStore


Former-commit-id: 74bdbcfc410a6e768e1a16d8181c60885ef004f8 [formerly 74bdbcfc410a6e768e1a16d8181c60885ef004f8 [formerly 9c29a98ee341348e977f10a352c33a424aa4dbdb]]
Former-commit-id: 49c5403abe05374667182196546994543fcbd344
Former-commit-id: c58431d6aea8ccfe8a40d85f412c9f506181816f
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine