Latest version of org.scalaz:scalaz-concurrent_2.13.0-M4
https://javadoc.io/doc/org.scalaz/scalaz-concurrent_2.13.0-M4
Current version 7.3.0-M25
https://javadoc.io/doc/org.scalaz/scalaz-concurrent_2.13.0-M4/7.3.0-M25
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.scalaz/scalaz-concurrent_2.13.0-M4/7.3.0-M25/package-list