0.4.2

• Require keyword only arguments for all public methods and functions to comply with scikit-learn SLEP009.
• Replace n_features_ attribute with n_features_in_ to comply with scikit-learn SLEP010.
• Update test suite to ensure compatibility with scikit-learn. scikit-learn 1.0.2 or newer will be required due to recent changes in their testing requirements. Also requiring joblib to 1.0.0 or newer to align with next release of scikit-learn.
• Added the class_weight parameter to :class:genetic.SymbolicClassifier allowing users to easily compensate for imbalanced datasets.