Latest version of org.json4s:json4s-ext_3
https://javadoc.io/doc/org.json4s/json4s-ext_3
Current version 4.1.0-M8
https://javadoc.io/doc/org.json4s/json4s-ext_3/4.1.0-M8
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.json4s/json4s-ext_3/4.1.0-M8/package-list