Openfisca-survey-manager

* Technical changes
- Use importlib instead of pkg_resources to avoid deprecation warnings

* Technical changes
- Remove old `CircleCI` continuous integration configuration
- Set `README` CI badge to current `GitHub Actions` CI

* Technical changes
- Fix `Conda build` step in `publish-to-conda` GitHub Actions job
- Define `OpenFisca-Survey-Manager` package dependencies once for `PyPI` and `conda`
- Use `setup.py` general requirement and extra requirements for `conda` package
- Adapt `tables` library name to `pytables` for `conda`
- Build `conda` package from repository sources instead of `PyPI` .tar.gz

* New features
- Add options in inflate_parameters and inflate_parameter_leaf:
- `start_update_instant` : Instant of the year when the inflation should start, if different from January 1st
- `round_ndigits` : number of digits in the rounded result
- Adjustment of inflate_parameters to use it with parameter leaf

* Technical changes
- A parameter `config_files_directory` exist but it is not used evrywhere, this PR generalize it.
- Add tests using this parameter.

* Technical changes
- In GitHub Actions workflow, fixes the `check-for-functional-changes` → **`deploy`** → `publish-to-conda` jobs sequence
- Fix the activation of the `deploy` job by fixing how it gets `check-for-functional-changes` output status
- Allow the activation of `publish-to-conda` job that needs the `deploy` job
- Add conda configuration files to non functional files for CI