Jim Ferenczi 86d97971a4 Remove the _all metadata field (#26356)
* Remove the _all metadata field

This change removes the `_all` metadata field. This field is deprecated in 6
and cannot be activated for indices created in 6 so it can be safely removed in
the next major version (e.g. 7).
2017-08-28 17:43:59 +02:00
..
2017-08-24 10:45:53 +01:00
2017-04-11 11:26:26 -06:00
2017-07-11 15:15:25 +02:00