BUG: fix+test DTA/TDA/PA add/sub Index#27726

Merged

jreback merged 3 commits intopandas-dev:masterfrom

jbrockmendel:eaprelim

Aug 5, 2019

Commits on Aug 2, 2019

BUG: fix+test DTA/TDA/PA add/sub Index
jbrockmendel
committed

Commits on Aug 4, 2019