Fix/misc fixes#2426

Merged

dcherian merged 5 commits intopydata:masterfrom

dcherian:fix/misc-fixes

Sep 22, 2018

Commits on Sep 21, 2018

Don't explicitly set rotation for colorbar label.
dcherian
committed
facetgrid: check if artist is Mappable
dcherian
committed
lint imports
dcherian
committed
Add mappable test
dcherian
committed

Commits on Sep 22, 2018

pep8 fix.
dcherian
committed