Constant output dummy classifier
Minor doctest change
Handled exceptions in fit; Added tests
TST Tests for string labels, DOC Minor doc changes
DOC Minor doc changes
Removed unnecessary attributes
Returning an array mask using np.ma.getmaskarray
MAINT: make gen_rst more robust (minor)
s/n_features/n_samples in doc/datasets/index.rst
Adding a test for verifying the shape of imputed matrices
Using assert_equal routine from nose
Merge pull request #2576 from ankit-maverick/issue2560

Fixing issue 2560 : Imputer bug with median and dense input
Test correctness of average_precision_score.
Merge branch 'master' of github.com:scikit-learn/scikit-learn
Remove some warnings.
Add docstrings to _auc and _average_precision.
fix: Huber loss function in gradient_boosting fails if negative_gradient is not called before __call__; now computes on-demand.
add huber loss bug fix to whats new
Merge pull request #2566 from Manoj-Kumar-S/constant-output

Constant output dummy classifier.
What's new: DummyClassifier now supports constant output