Merge pull request #1050 from andytaylor/2.3.x

message grouping fix
HORNETQ-1196 Run byteman-tests in PR testing
HORNETQ-1196 Byteman JUnit4 fixes: use @Before and @After
fixing byteman tests after Junit fix
Merge pull request #1056 from clebertsuconic/francisco-2.3.x

fixing Francisco's PR
WFLY-499 Improve documentation of 'check-for-live-server' option in HornetQ
https://bugzilla.redhat.com/show_bug.cgi?id=963301 / https://issues.jboss.org/browse/HORNETQ-1198 - fixing leaked threads
Merge pull request #1060 from FranciscoBorges/2.3.x

WFLY-499 Improve documentation of 'check-for-live-server' option in Horn...
Merge pull request #1061 from clebertsuconic/2.3.x

https://bugzilla.redhat.com/show_bug.cgi?id=963301 / https://issues.jboss.org/browse/HORNETQ-1198 - fixing leaked threads
Make it easier for users to run it in 2 hosts. plus clean up and pom fix.
examples: Do not call system.exit if example fails.
HORNETQ-1204 Fix schema requirement on divert.routing-name (regression)
Merge pull request #1066 from FranciscoBorges/2.3.x-schema

HORNETQ-1204 Fix schema requirement on divert.routing-name (regression)
Merge pull request #1063 from FranciscoBorges/2.3.x

2.3.x: small changes to examples, do we merge these into 2.3.x?
https://bugzilla.redhat.com/show_bug.cgi?id=963975 & https://issues.jboss.org/browse/HORNETQ-1195  connection stop will pause delivery on jms browser as well
and a change on jms/BrowserTest, where there's no need for an extra sleep on that test
HORNETQ-1201 Avoid races resetting serverLocator0 and Activation.close(boolean).

Hopefully this will solve the intermittent failing tests due to
ClientSessionFactories left open.
Merge pull request #1069 from clebertsuconic/2.3.x

https://bugzilla.redhat.com/show_bug.cgi?id=963975 & https://issues.jboss.org/browse/HORNETQ-1195  connection stop will pause delivery on jms browser as well
Merge pull request #1071 from FranciscoBorges/2.3.x

HORNETQ-1201 Avoid races resetting serverLocator0 and Activation.close(b...
bug 962264/HORNETQ-1193 : upgrade netty to 3.6.6
Also related to bug: https://bugzilla.redhat.com/show_bug.cgi?id=899916
Bug 957126/HORNETQ-1186 : Fix some example related issues