- pyAgrum

    - Fixed broken notebook thumbnails (notebooks 22, 67, 80) and added an I/O summary table image to notebook 91.
    - Expected scikit-learn warnings are now silenced in the pyAgrum tests.

- aGrUM

    - Fixed missing exported symbols (`GUM_PUBLIC` tagging) in several `BASE`, `BN` and `PRM` classes.
    - `GUM_NO_EXTERN_TEMPLATE_CLASS` is now a public configuration macro.
    - Removed nested duplicate visibility macros.