Latest version of nz.net.ultraq.groovy:groovy-extensions
https://javadoc.io/doc/nz.net.ultraq.groovy/groovy-extensions
Current version 2.2.0
https://javadoc.io/doc/nz.net.ultraq.groovy/groovy-extensions/2.2.0
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/nz.net.ultraq.groovy/groovy-extensions/2.2.0/package-list