Latest version of org.codehaus.groovy:groovy-jdk14
https://javadoc.io/doc/org.codehaus.groovy/groovy-jdk14
Current version 1.6.8
https://javadoc.io/doc/org.codehaus.groovy/groovy-jdk14/1.6.8
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.codehaus.groovy/groovy-jdk14/1.6.8/package-list