Fix for when categorical features is empty.

Removed scaler.

Replaced all "numerical" with "numeric".

Updated function call.

Fixes for one-hot-encoding names.

Variable names not copied.

Fixed categorical_indices not being a list.

Keeping track of the feature names.

Choose your own scaler.

Fixed problem with categorical values and param preprocessor.

Fixed fix_null().

Added dict type detection.

Automatically detect types.

Added parameter preprocessor.

Added Variance Threshold to default preprocessing pipeline.