* kotlin spring : add reactivity via kotlin's coroutines
* add kotlin spring boot reactive samples
* bug : fix spring version and import for coroutines
* remove exception handler for reactive (webflux doesn't support it)
* add spring milestone repository to maven pom
* add reactive type for list in Api and ApiImpl methodes for mathching body responsive parameter
* fix baseType for ArraySchema
* regenerate samples
* updating documentation
- Restore XML namespace support
- Remove non snake case rust warning for xml wrap_in methods
- Add XML rust-server tests
- Fix wrapping XML arrays when a property of another object
- Run all tests, not just those for OpenAPI 2.0
- Force wrapping for rust-server