Latest version of org.elasticsearch:elasticsearch-core
https://javadoc.io/doc/org.elasticsearch/elasticsearch-core
Current version 6.2.4
https://javadoc.io/doc/org.elasticsearch/elasticsearch-core/6.2.4
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.elasticsearch/elasticsearch-core/6.2.4/package-list