MISC don't use pl.subplots, fix typo
MISC rename plot_random_forest_hasher to plot_random_forest_embedding
ENH fix plot in docs. thanks @ppret.
DOC forgotten rename
DOC fixed links in whatsnew.
DOC added dump_svmlight_file to the references
DOC improve MinMaxScaler narrative docs.
Merge pull request #1361 from astaric/py3k

FIX Python 3 compatibility
metrics.py: bugfix in precision_recall_curve and added tests
metrics.py: more detailed comment in precision_recall_curve
metrics.py: pep8
metrics.py: COSMIT more commets on precision_recall_curve
metrics.py: COSMIT, replaced cryptic np.r_ with np.hstack
DOC added new precision_recall_curve to whatsnew
ENH: RandomForestEmbedding in lle_digits example
DOC: cross-ref Random Forest embedding and manifold
Fix typos and wording in RandomForestEmbedding.
Indicate dimensionality in RandomForestEmbedding example.
DOC fix some layout on the "presentations" page, add Jake's resent PyData NYC tutorial.
API : move isotonic regression out of linear_model