release conflict
REGR: Regression in groupby.nth() for out-of-bounds indexers (GH6621)
Merge pull request #7094 from jreback/groupby_nth_repr

REGR: Regression in groupby.nth() for out-of-bounds indexers (GH6621)
BUG: Datetime values in DataFrame.quantile()

Closes #6965

previously returned nonsense
Merge pull request #7093 from TomAugspurger/quantile-datetime

BUG: Let DataFrame.quantile() handle datetime
ENH/API: accept percentiles in describe