Updates:
- Updated DataDriftTab: added target and prediction rows in DataDrift Table widget
- Updated CatTargetDriftTab: added additional widgets for probabilistic cases in both binary and multiclasss probabilistic classification, particularly widget for label drift and class probability distributions.
Fixes:
- #233
- fixed previes in DataDrift Table widget. Now histogram previews for refernce and current data share an x-axis. This means that bins order in refernce and current histograms is the same, it makes visual distribution comparion esier.