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- fix setup.cfg bug (tests_require instead of test_require)
- sync meta.yaml and setup.cfg for consistent build
- documents improvements
- put packaged datasets in a separate module
- wenchuan dataset packaged (link disable temporarily for release grant)
- mariana dataset packaged (link disable temporarily for release grant)
- redo numpy memmap related block
- add export_dataset() method to ``BaseDataset``
- add obspy I/O support w/ tests
- mariana dataset from source w/o tests
- add prgress bar for ``export_dataset()`` method in ``BaseDataset``
- fake ``scipy.special.expit`` to simplify dependency
- partially fake ``tqdm.tdqm`` to simplify dependency