v0.2.4

Release notes:

Clustering:

• Fix for cluster distribution using a categorical variable and weights when one category is not present for one cluster (method describe_clusters_cat())
• Allow category order in plot_cat_distribution_by_cluster()

Classification:

• Allow for class balancing
• min_samples_leaf for feature selection adjusted considering number of classes
• Allow for any class coding (before it was compulsory to use integers starting at 0)