Various re-occuring types that are used by the ElasticSearch API.
This isn't all types. Types that are specific to one API are defined in the
appropriate place, e.g. types only used by the Query DSL are in
Distance, both an amount and a unit
A time-period unit, will be formatted into the ElasticSearch standard format
The units by which duration is measured.
Representing a geographic box
A Json value that's not a structural thing - i.e. just String, i64 and f64, no array or object
Representing a geographic location
A non-specific holder for an option which can either be a single thing, or multiple instances of that thing.
A trait for types that can become JsonVals