Git-history

- `git-history file` command now shows a progress bar, unless run with the `--silent` option. [9](https://github.com/simonw/git-history/issues/9)

- Improved usage documentation in the README

- `--csv` option can now be used to process CSV or TSV data - the dialect is detected automatically. [6](https://github.com/simonw/git-history/issues/6)
- Implemented reserved column names: `id`, `item`, `version` and `commit`. If your data includes any of these column names they will be renamed to `id_`, `item_`, `version_` and `commit`_ respectively. [8](https://github.com/simonw/git-history/issues/8)

- Initial release. `git-history file db.db filepath.json` command, see README for details.