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- First release.
- Add ``sh`` module:
- ``atomic_write``
- ``cd``
- ``cp``
- ``dirsync``
- ``environ``
- ``fsync``
- ``getdirsize``
- ``ls``
- ``lsdirs``
- ``lsfiles``
- ``mkdir``
- ``mv``
- ``reljoin``
- ``rm``
- ``rmdir``
- ``rmfile``
- ``touch``
- ``umask``
- ``walk``
- ``walkdirs``
- ``walkfiles``