ENH added test, started on cross_val_score
ENH adding SomeScore objects for better (?!) grid search interface.
ENH refactor, taking @GaelVaroquaux's and @ogrisel's suggestions into account
ENH deprecated ``score_func``, introduced ``score`` parameter in GridSearchCV
TST test giving score as string in GridSearchCV
FIX rename ``score`` to ``scoring`` because of the name-clash with the ``score`` function.
FIX two score objects, adjust tests to new interface
ENH remove old interface completely from tests.
DOC fix docstring
ENH working on cross_val_score, trying to simplify unsupervised treatment.
ENH better testing of old an new interface. Still a bit to do for unsupervised grid search, though.
FIX usage of scores for unsupervised algorithms.
ENH use new api in permutation_test_score, don't use old api in testing.
ENH fbeta score working, more tests
DOC-string for AsScorer
ENH renamed ap and auc, added RecallScorrer
DOC narrative docs for scoring functions. Put them next to GridSearchCV. Should they go into metrics?
ENH update example, minor fix.
DOC improve cross validation and grid search docstring
FIX rename error