Merge pull request #1732 from jbertram/2.4.x

BZ997782 - Calling message.clearBody() on large message after failover t...
https://bugzilla.redhat.com/show_bug.cgi?id=895377 -- JMX notifications cannot be received
Merge pull request #1742 from gaohoward/2.4.x_bug895377

https://bugzilla.redhat.com/show_bug.cgi?id=895377 -- JMX notifications cannot be received
HORNETQ-1379 & https://bugzilla.redhat.com/show_bug.cgi?id=1125042 - forcing clients out when the server is stuck on delivery over OIO
Merge pull request #1748 from clebertsuconic/2.4.x

https://bugzilla.redhat.com/show_bug.cgi?id=1125042 - forcing clients out when the server is stuck on delivery over OIO
HORNETQ-1379 & https://bugzilla.redhat.com/show_bug.cgi?id=1125042 - using executor on ping flushes to avoid waiting for a lock
Merge pull request #1752 from clebertsuconic/2.4.x

HORNETQ-1379 & https://bugzilla.redhat.com/show_bug.cgi?id=1125042 - using executor on ping flushes to avoid waiting for a lock
https://issues.jboss.org/browse/HORNETQ-1384 & https://bugzilla.redhat.com/show_bug.cgi?id=1013777 - Large Message Sync could be left unattended after failure
Merge pull request #1756 from clebertsuconic/2.4.x

https://bugzilla.redhat.com/show_bug.cgi?id=1013777 - Large Message Sync  could be left unattended after failure
[HORNETQ-1381][2.4.x] creates HornetQ threads in a privileged block

JIRA: https://issues.jboss.org/browse/HORNETQ-1381
Merge pull request #1753 from jmesnil/HORNETQ-1381_thread_factory_security_manager_2.4.x

[HORNETQ-1381][2.4.x] creates HornetQ threads under a security manager
HORNETQ-1388 - The returnBlocking() method should propagate the exception in the fail method or RemotingConnection.