Abilian-core

--------------------

Fix
~~~
- New flake8 warnings.

Other
~~~~~
- Ci: Github actions.
- Ci: travis / py38.
- Refactor: f-strings.

--------------------
- Deps

--------------------
- Typing + format.
- Py3k.
- Travis for 3.8 (not working)

--------------------

Fix
~~~
- Search wasn't really configurable.

Other
~~~~~
- Annotate w/ type warnings.
- Cleanup imports.
- Fix bug on debug toolbar for signals.
- Fix doc (sphinx) issues.
- Fix for readthedocs.
- Fix settings.
- Fix tests.
- Fix typing (pyre) issues.
- Format.
- Py3k-ize settings. May break things.
- Py3k: using pyupgrade.
- Remove "pyre-fixme" comments.
- Small refactor (f-strings).
- Type hints.
- Typing issues fixed.

--------------------

- Add flake8-mypy.
- Add type annotations.
- Better variable naming.
- Class BlobQuery is not needed.
- Cleanup imports.
- Couple of typing fixes.
- Fix incomplete refactoring.
- Format + typing.
- Make more robust.
- Py3k.
- Refactor caching.
- Refactor conversion service.
- Refactor: extract variable.
- Set up CI with Azure Pipelines.
- Skip test when soffice not available.
- Typing.

--------------------
- A couple of typing fixes.
- Dont run flake8-mypy for now.