[WFLY-2759] Upgrade to HornetQ 2.4.1.Final

* upgrade hornetq version to 2.4.1.Final
* add new initial-connect-attempts attribute for cluster-connection and
  bridge resources [WFLY-2758]

JIRA: https://issues.jboss.org/browse/WFLY-2759
JIRA: https://issues.jboss.org/browse/WFLY-2758