WFLY-3666 upgrade to Hibernate Validator 5.1.2.Final for security manager changes
Upgrade jberet-core from 1.1.0.Alpha1 to 1.1.0.Alpha2
Fix potential JASPIC NPE
Merge pull request #6537 from jamezp/jberet-update

Upgrade jberet-core from 1.1.0.Alpha1 to 1.1.0.Alpha2
WFLY-3486 Make default session timeout configurable in the Undertow subsystem
[WFLY-2551] Don't use leaked Resource impl outside context of management op
Make sure these tests close their InitialContext.
Add Batch context to StatefulSessionComponentInstance instead of thread local.  Otherwise Cache.release/discard(...) won't work if called from different thread than Cache.get(...).
Remove dependency on Infinispan's BatchContainer which relies on ThreadLocals.
Fix NPE in InfinispanBeanEntryExternalizer.writeObject(...) when the lastAccessedTime is null (which is the case following creation).
Merge pull request #6533 from stuartwdouglas/WFLY-3486

WFLY-3486 Make default session timeout configurable in the Undertow subs...
Merge pull request #6535 from scottmarlow/WFLY-3666_HV

WFLY-3666 upgrade to Hibernate Validator 5.1.2.Final for security manager changes
Merge pull request #6539 from stuartwdouglas/jaspic-npe

Fix potential JASPIC NPE
Rename Contextual.get/setContext() to get/setCacheContext().
WFLY-3674 add extension for non-transactional entity manager invocations, to defer entity detachment until persistence context is closed.
Merge pull request #6541 from pferraro/ejb

WFLY-3682 SFSB DistributedCache doesn't commit when get(...) and release/discard(...) use different threads
WFLY-3691 Use correct AuditLevel string in SimpleSecurityManager
[WFLY-3658] Upgrade to HornetQ 2.4.3.Final

* upgrade HornetQ to 2.4.3.Final
* modifiy SendMessagesTestCase since HornetQ RA will no longer interrupt
  the MDB when an undeployment is triggered

JIRA: https://issues.jboss.org/browse/WFLY-3658
WFLY-3696, allow empty login-module-stack and avoid NullPointerException
WFLY-3695 Distributed web session expiration ScheduledExecutorService leaks threads on undeploy