Hackerforms

- Fix bug when `display_file` passing an file object instead of a string comes empty

Full Changelog: https://github.com/abstra-app/hackerforms-lib/compare/v0.14.0...v0.15.0

- Adds beta realtime widgets
- Adds progress bar

Full Changelog: https://github.com/abstra-app/hackerforms-lib/compare/v0.13.0...v0.14.0

Renaming `message` parameters to more semantic names

**Full Changelog**: https://github.com/abstra-app/hackerforms-lib/compare/v0.12.0...v0.13.0

What's Changed
* Add outdated library version warning by pedrorv in https://github.com/abstra-app/hackerforms-lib/pull/68


**Full Changelog**: https://github.com/abstra-app/hackerforms-lib/compare/v0.11.0...v0.12.0

**Full Changelog**: https://github.com/abstra-app/hackerforms-lib/compare/v0.10.0...v0.11.0

**Full Changelog**: https://github.com/abstra-app/hackerforms-lib/compare/v0.9.0...v0.10.0