Latest version of org.codehaus.groovy:groovy-testng
https://javadoc.io/doc/org.codehaus.groovy/groovy-testng
Current version 2.4.0-beta-4
https://javadoc.io/doc/org.codehaus.groovy/groovy-testng/2.4.0-beta-4
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.codehaus.groovy/groovy-testng/2.4.0-beta-4/package-list