Latest version of io.vertx:vertx-sync
https://javadoc.io/doc/io.vertx/vertx-sync
Current version 3.7.0
https://javadoc.io/doc/io.vertx/vertx-sync/3.7.0
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/io.vertx/vertx-sync/3.7.0/package-list