Latest version of io.vertx:vertx-config
https://javadoc.io/doc/io.vertx/vertx-config
Current version 3.6.0.CR1
https://javadoc.io/doc/io.vertx/vertx-config/3.6.0.CR1
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/io.vertx/vertx-config/3.6.0.CR1/package-list