Update what's new
ENH renamed metrics.zero_one to metrics.zero_one_loss
ENH rename zero_loss_score to accuracy_score
ENH ClassifierMixin use a metrics from sklearn.metrics
DOC add classification_report to the narrative doc
DOC typo and mistakes
DOC comment from @amueller + several minor improvements
TST + DOC add many examples on sklearn.metrics
DOC typo + minor improvements
DOC remove redundant comment
DOC better example with dummy estimator + link to appropriate reference
ENH use deprecated decorator
FIX DOC missing default behavior change
DOC COSMIT pretty math
DOC clarification of api change
FIX catch deprecation warning
COSMIT (don't change anything see sparse_random_matrix)
Added CSC matrix testing for binarize and added type tests.
Move more minor contributors to what's new file.
Remove contact address.

Since we have decided to restrict the file to core contributors,
there's little chance we have forgotten any outstanding contributor.