DOC add link to module reference from class/function pages
Merge pull request #2779 from jnothman/ref_sec_link

[MRG] DOC add link to module reference from class/function pages
Update plot_digits_pipe.py

Import statements have been moved to the top of the file.
Merge pull request #2780 from ugurthemaster/patch-1

Update plot_digits_pipe.py
DOC: some underlines were too short
FIX: Typo
FIX: Typo
Merge pull request #2781 from blagarde/patch-1

FIX: Typo
Merge pull request #2782 from blagarde/patch-2

FIX: Typo
Merge pull request #2776 from DanielWeitzenfeld/master

added howaboutwe testimonial
Merge pull request #2775 from stefan-w/python-3-fix

python 3 compatibility fix
WIP: fix StratifiedShuffleSplit
BUG: StratifiedShuffleSplit not obeying n_train

StratifiedShuffleSplit was not giving the n_train and n_test requested
BUG: avoid same indices in test and train

COSMIT: better names as suggested @schwarty

Address comments by @schwarty
COSMIT
Update plot_tree_regression_multioutput.py

Import statements have been moved to the top of the file.
FIX remove reference cycles from Tree
FIX dtype refcount; block resizing after building
Merge pull request #2789 from ugurthemaster/patch-2

Update plot_tree_regression_multioutput.py
svm fit numpy array indexing deprecation warning fix.