ENH/FIX: improve logcosh function + tests
FIX/ENH: revert changes, improve doc
FIX: 80 characters
COSMITS
COSMITS
COSMITS
ENH: address discussion
ENH: use empty, not zeros
COSMITS
Merge pull request #2290 from dengemann/more_ica_improvements

[MRG]: improve logcosh function + tests
FIX : backport tanh out param in old numpy
DOC typos involving Nyström
revert the tanh fix
Merge pull request #2331 from jaquesgrobler/master

DOC: few small doc fixes to layout bugs on new website
fix sidebar button size staying constant and leaving a mountain of white-space due to expanding/collapsing toctree
fix cut-off ML map
DOC: also point installation menu to stable
DOC copyedit SGDClassifier docstring

Make it clear immediately that this beast fits SVMs by default,
logistic regression if you ask for it.
BUG: FIX Crammer-Singer formulation in the binary case.
Merge pull request #2336 from jaquesgrobler/DOC_fix_whitespace_on_userguide

DOC: fix for tons of whitespace on the user_guide page of new dev-webpage