[WFLY-1873] Invoking/removing/adding listeners needs to be synchronized
[WFLY-1873] Fire undeploy notification before the deployment is actually removed
[WFLY-1873] Install UndertowEventHandlerAdapter via AsynchronousService
Merge pull request #5819 from rhusar/WFLY-1873/ise_shutdown

[WFLY-1873] Invoking/removing/adding listeners needs to be synchronized