Redis-file-transfer

- add logging. PR [13](https://github.com/fr3h4g/redis-file-transfer/pull/13) by [fr3h4g](https://github.com/fr3h4g).
- Add CHANGELOG.md + github action for auto generation. PR [12](https://github.com/fr3h4g/redis-file-transfer/pull/12) by [fr3h4g](https://github.com/fr3h4g).

- fix os.path.join bug on windows with sftp-path

- add move when done on send + fetch

- add sftp fetch

- Pre release