Add module mod-auth-mgr 2.0.0-final
$ vertx install io.vertx~mod-auth-mgr~2.0.0-final
Attempting to install module io.vertx~mod-auth-mgr~2.0.0-final 
Downloading io.vertx~mod-auth-mgr~2.0.0-final. Please wait... 
Downloading 100%
Module io.vertx~mod-auth-mgr~2.0.0-final successfully installed 
Succeeded in installing module