Simon Willnauer 7c637a0bfe Ensure index.mapping.single_type can only be set on 5.x indices (#25375)
In 6.x we prevent multiple types and default to `index.mapping.single_type: false`
This change removes the registered setting and ensures that it's preserved for
5.x indices.

Relates to #24961
2017-07-05 15:16:40 +02:00
..
2017-07-04 20:33:02 +02:00
2017-06-12 21:38:58 -04:00