Address issue #52
Address issue #52

- Update the documentation of `make_samples`
- Make the function `in_danger_noise` and `make_samples` private

dvro/imbalanced-learn,fmfn/UnbalancedDataset,dvro/UnbalancedDataset,scikit-learn-contrib/imbalanced-learn,glemaitre/UnbalancedDataset,scikit-learn-contrib/imbalanced-learn,fmfn/UnbalancedDataset,dvro/imbalanced-learn,glemaitre/UnbalancedDataset,dvro/UnbalancedDataset