FIX: random_start feature in GaussianProcess
FIX: gp_diabetes_dataset examples (theta_ attribute)
FIX only use testing.ignore_warnings in tests
ENH faster safe_indexing for common case
Merge pull request #3539 from jnothman/fast_indexing

[MRG] ENH faster safe_indexing for common case
COSMIT Move imports in example
FIX Verbose message in RFE to count from 1, not 0
Merge branch 'pr/3535'

Fixes #3530. Also removes a runtime dependency on Nose, inadvertently
introduced in 4aac610dc3d35a8a5ed09198614a6ca15692d01c.
MAINT NumPy 1.10-safe version comparisons in joblib

Cherry-picked from joblib/joblib@8e2d6dcce11320406210bb0d744a6d923e920019
DOC fix typo
FIX Using random_state.rand rather than scipy.rand consistently in Gaussian Process
DOC fix typo
DOC specify X shape for precomputed

+PEP8
FIX: Incomplete download of 20newsgroup_dataset
DOC update what's new
TST regression test for optimum over several random-starts of GP
Merge branch 'pr/3545'

Fixes #3545.