CLN: assorted cleanups#27301

Merged

jreback merged 12 commits intopandas-dev:masterfrom

jbrockmendel:moar

Jul 9, 2019

Commits on Jul 6, 2019

move away from runtime imports
jbrockmendel
committed

Commits on Jul 8, 2019

Merge branch 'master' of https://github.com/pandas-dev/pandas into moar
jbrockmendel
committed
Merge branch 'master' of https://github.com/pandas-dev/pandas into moar
jbrockmendel
committed

Commits on Jul 9, 2019