Susi-lib

What's Changed
* Small documentation fixes by olilag in https://github.com/olilag/susi-lib/pull/10
* Add unique_letters function and word-finder unique filter by olilag in https://github.com/olilag/susi-lib/pull/13


**Full Changelog**: https://github.com/olilag/susi-lib/compare/v1.2.4...v1.2.5

What's Changed
* Documentation by olilag in https://github.com/olilag/susi-lib/pull/9

Some other small changes

**Full Changelog**: https://github.com/olilag/susi-lib/compare/v1.2.3...v1.2.4

Bug fix

**Full Changelog**: https://github.com/olilag/susi-lib/compare/v1.2.2...v1.2.3

- Dictionary class
- some small stuff
- new README for susi orgs

**Full Changelog**: https://github.com/olilag/susi-lib/compare/v1.2.1...v1.2.2

- Remove deprecated type hints from `typing`
- Fix bug where provided file wouldn't be closed when using `susi-word-finder` cli

**Full Changelog**: https://github.com/olilag/susi-lib/compare/v1.2.0...v1.2.1

- Change indexes used by Braille 4
- Add CLI for regexing 2
- Add anagram finder 1

**Full Changelog**: https://github.com/olilag/susi-lib/compare/v1.1.0...v1.2.0