ENH/BUG: Period and PeriodIndex ops supports timedelta-like
Merge pull request #7966 from sinhrks/period_delta

ENH/BUG: Period and PeriodIndex ops supports timedelta-like
API: add Series.dt delegator for datetimelike methods (GH7207)

CLN: make _add_delegate_accessors generic
Merge pull request #7953 from jreback/dt

API: add Series.dt delegator for datetimelike methods (GH7207)
COMPAT: raise SettingWithCopy in even more situations when a view is at hand
COMPAT: capture chain indexing even on single-dtyped