FIX: random_start feature in GaussianProcess
FIX: gp_diabetes_dataset examples (theta_ attribute)
Add FAQ to docs.
removed sklearn, removed statsmodel, capitalization in SciPy
Add GPU support (there is none and will probably be none) to faq.
DOC faq formulation
typo
DOC: add PyPy support to FAQ

People ask me this all the time.
DOC typo
MAINT remove redundant class hierarchy + fix api perform parameter check in fit
DOC fix example in univariate selection (fix issue #3132)
FIX testing datasets have too few feature for default of SelectKBest
TST improve parameter checking + use nose assert_ functions
DOC remove comment thanks to @jnothman

'All our feature selectors output masks now (as they should, IMO).
It will be turned back into indices only for sparse matrix indexing,
but only until we require scipy >= 0.14 (?).'
Merge branch 'simplify-fselection'

Fixes #3131.
MAINT make export_graphviz more exception-safe
Improved formatting of unsupported sparse matrices in swapping
Merge pull request #3140 from MechCoder/small_fixes

TST Improved handling of unsupported sparse matrices in swapping
Revert "COSMIT skip some repeated computations in k-means"

This reverts commit e3583daa2f196b5822f784c7e53f081668ecef6d,
except for a typo fix.

Fixes #3039.
DOC grid_search_digits.py does no do nested CV

Fixes #3136.