Label-sleuth

**Fixes**
- Add the assets directory to setup.py to fix the missing logo on PyPi.

What's Changed
* fix: ui_defaults.json is not present in pypi package by martinscooper in https://github.com/label-sleuth/label-sleuth/pull/556


**Full Changelog**: https://github.com/label-sleuth/label-sleuth/compare/v0.13.0...v0.13.1

What's Changed
* Add dataset size limit validation by martinscooper in https://github.com/label-sleuth/label-sleuth/pull/555
* Implement customizable ui text and logo mechanism by martinscooper in https://github.com/label-sleuth/label-sleuth/pull/551


**Full Changelog**: https://github.com/label-sleuth/label-sleuth/compare/v0.12.1...v0.13.0

What's Changed
* fix: can't scroll category dropdown by martinscooper in https://github.com/label-sleuth/label-sleuth/pull/554


**Full Changelog**: https://github.com/label-sleuth/label-sleuth/compare/v0.12.0...v0.12.1

**Features**
- Add Spanish support (martinscooper)
- Add category description field (martinscooper)
- Improve toast notifications mechanism (martinscooper)

**Bug fixes**
- Remove duplicates from unpermitted characters on document title (alonh)

Add a parameter to `create_app()` to allow late registration of the main blueprint in case an override is needed