One of these ownership's is generating the following warning, I guess due to the comma and it's assuming it's two parameters we're describing. I'd assume it's the second one by additional_items.

/var/lib/buildbot/slaves/ola-docs/doxygen-doc-generator/build/include/ola/web/JsonSchema.h:689: warning: argument 'ownership' of command @param is not found in the argument list of ola::web::ArrayValidator::ArrayValidator(Items *items, AdditionalItems *additional_items, const Options &options)