Latest version of org.elasticsearch.client:rest
https://javadoc.io/doc/org.elasticsearch.client/rest
Current version 6.0.0-alpha2
https://javadoc.io/doc/org.elasticsearch.client/rest/6.0.0-alpha2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.elasticsearch.client/rest/6.0.0-alpha2/package-list