Latest version of io.vertx:vertx-rx-java
https://javadoc.io/doc/io.vertx/vertx-rx-java
Current version 4.0.0.Beta2
https://javadoc.io/doc/io.vertx/vertx-rx-java/4.0.0.Beta2
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/io.vertx/vertx-rx-java/4.0.0.Beta2/package-list