3.2.0 Release

The 3.2 release implements three new features:

• predict_leaf: predict leaf node IDs
• predict_per_tree: obtain prediction per tree
• import_from_json: build Treelite model using a JSON string

What's Changed

• Add allow_unknown_field flag to XGBoost JSON parser by @hcho3 in #423
• Bump development version by @hcho3 in #437
• [CI] Fix test timeout for test_extra_field_in_xgb_json by @hcho3 in #436
• [CI] Require C++17 by @hcho3 in #440
• Implement predict_leaf and predict_per_tree by @hcho3 in #442
• Improve pytest coverage for GTIL by @hcho3 in #447
• Add warning when loading from newer minor version by @hcho3 in #450
• Fix docstring for predict_leaf by @hcho3 in #451
• Add ability to import model from JSON by @hcho3 in #448
• Initial support for HistGradientBoostingClassifier / HistGradientBoostingRegressor by @hcho3 in #444
• Fix up documentation by @hcho3 in #454
• Fix up documentation, round 2 by @hcho3 in #455
• Fix up documentation, round 3 by @hcho3 in #456
• Fix link for Doxygen by @hcho3 in #457
• Add tutorial for JSON import by @hcho3 in #459

Full Changelog: 3.1.0...3.2.0