Latest version of org.zkoss.zk:zk
https://javadoc.io/doc/org.zkoss.zk/zk
Current version 7.0.0-Preview
https://javadoc.io/doc/org.zkoss.zk/zk/7.0.0-Preview
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.zkoss.zk/zk/7.0.0-Preview/package-list