v3.0b16+codethink.0.3

Highlights:

- External parent feature ** Please, check doc for usage details **
- Add '\n' at the end of markdown files.

v3.0b16+codethink.0.2

Doorstop v3.0b16+codethink.0.2 release

    Highlights:

    * Support for referencing files in hidden folders
    * Package upgrades to address security warnings

v3.0b16+codethink.0.1

Doorstop v3.0b16+codethink.0.1 release

Highlights:

* Ability to define settings through `.doorstoprc.py`
* Support for mkdocs-flavoured markdown
* Dropped support to python 3.9