Latest version of struts:struts
https://javadoc.io/doc/struts/struts
Current version 1.1-rc1
https://javadoc.io/doc/struts/struts/1.1-rc1
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/struts/struts/1.1-rc1/package-list