Nik Everett faf6bb27be
Support time_zone on composite's date_histogram (#51172) (#51491)
We've been parsing the `time_zone` parameter on `date_hitogram` for a
while but it hasn't *done* anything. This wires it up.

Closes #45199
Inspired by #45200
2020-01-27 12:44:48 -05:00
..