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Merge pull request shap#808 from gabrieltseng/linear_intercept

Handle the multiclass case with no intercept

Create Example of loading a custom tree model into SHAP.ipynb

Enable better direct loading of tree models from dictionaries

0.30.0 release

Fix monitoring plot issue

Add Python 2 warning

Support the new sklearn changes to GradientBoostingRegressor

Merge pull request shap#566 from dvpolyakov/fix_zero_division_in_expe…

…ctation_computation

fix zero division in compute_expectations