Bibleit

What's Changed
* Introduce linting in the repository by pedro-stanaka in https://github.com/fmamud/bibleit/pull/15
* Adding German bible by pedro-stanaka in https://github.com/fmamud/bibleit/pull/16
* Add NVI in Spanish and downloader script for site bolls.life by pedro-stanaka in https://github.com/fmamud/bibleit/pull/17
* Fixing a wrong symbol exposure to the core module by fmamud in https://github.com/fmamud/bibleit/pull/18
* Creating a venv to run dev tools by fmamud in https://github.com/fmamud/bibleit/pull/19

- adding ✝ icon
- bold on bible ps1
- fixing ref on book with numbers

**Full Changelog**: https://github.com/fmamud/bibleit/compare/v0.0.12...v0.0.13

- fixing ref and search cross reference (fixes 3)

- normalizing references (4)
- adding "!" command alias for "set"

- new screen command
- cross reference in different Bibles on ref (fixes https://github.com/fmamud/bibleit/issues/7)
- fixed REPL on MacOS for default Python interpreter (kudos to pedro-stanaka)