TBD
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Unreleased changes. Release notes have not yet been written.

0.1.5 (2021-03-08)
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* update crate: runnel

0.1.4 (2021-03-07)
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* use rayon::slice::ParallelSliceMut, for parallel sort
* rename file: xtask/src/cmd.txt to xtask/src/aki-resort-cmd.txt

0.1.3 (2021-03-06)
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* fix too large memory

0.1.2 (2021-03-05)
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* implement option: -u, --unique
* rename directory sort_key to sort
* implement option: --according-to vrsion
* implement option: --according-to month
* remove option: -k, --key <keydef>
* remove option: --field-separator <sep>
* add many doc

0.1.1 (2021-03-03)
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* change option '-e, --regex' to '-e, --exp'
* add examples to command help

0.1.0 (2021-03-01)
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first commit
