- Fix Quantlib deprecations in ActualActual() and UnitedStates().
- Fix pandas FutureWarning involving numeric_only default value.
- Drop the 'how' parameter from _drop_sparse_columns() for coherence with Pandas 1.5.0
- Changed VolatilitySurface object to be able to accept a grid of volatilies instead of an OptionsData object
- First release on PyPI.