API: disallow inplace setting with where and a non-np.nan value (GH7656)
Merge pull request #7657 from jreback/where

API: disallow inplace setting with where and a non-np.nan value (GH7656)
BUG: DatetimeIndex.delete with tz raises ValueError
Merge pull request #7608 from sinhrks/delete2

BUG: DatetimeIndex.delete with tz raises ValueError
CI: add appveyor.yml