- Support for Python 3.10.
- All the objects of the project are now immutable by design, and can only
be mutated troughs the `object.copy()` method.
- Dominance analysis tools (`DecisionMatrix.dominance`).
- The method `DecisionMatrix.describe()` was deprecated and will be removed
in version *1.0*.
- New statistics functionalities `DecisionMatrix.stats` accessor.
- The accessors are now cached in the `DecisionMatrix`.
- Tutorial for dominance and satisfaction analysis.
- TOPSIS now support hyper-parameters to select different metrics.
- Generalize the idea of accessors in scikit-criteria througth a common
framework (`skcriteria.utils.accabc` module).
- New deprecation mechanism through the
- `skcriteria.utils.decorators.deprecated` decorator.