Latest version of org.codehaus.groovy:groovy-all
https://javadoc.io/doc/org.codehaus.groovy/groovy-all
Current version 1.6.9
https://javadoc.io/doc/org.codehaus.groovy/groovy-all/1.6.9
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.codehaus.groovy/groovy-all/1.6.9/package-list