HORNETQ-1105 : returning ERROR when sending messages to a non-existent destination.
Merge pull request #755 from gaohoward/br_HQ1105

HORNETQ-1105 : returning ERROR when sending messages to a non-existent d...
Rename variables to avoid collisions
Delete unnecessary code.
clean up tests: fixing warnings and clean up issues
Use constructor argument for config URL.

Leaving method setConfigurationUrl() in place, as it is used in
HornetQFileConfigurationService, which is necessary for AS4 support.
We should determine that in HORNETQ-1107.
delete unused helper classes
Remove some methods from Transaction interface.
Merge pull request #756 from FranciscoBorges/smallFixes

Small fixes that accumulated while revising paging locks
HORNETQ-1102 Take the locks in the right order.
Move Journal Record IDs constants into its own class.
Merge pull request #757 from FranciscoBorges/master

HORNETQ-1102 Take the locks in the right order.
Replace all "/* (non-Javadoc)\n* @see ETC */" with @Override:
- Delete all unused methods not overriding anything;
- Reduce visibility when possible

FYI, regular expression used was:
/\* \(non-Javadoc\)\R    \* @see [\p{Alpha}\p{Digit}\p{Punct}\p{Blank}]*\R    \*/\R[\s\t]*public
REPLACED WITH
@Override\R   public
Merge pull request #758 from FranciscoBorges/master

Replace all "/* (non-Javadoc)\n* @see ETC */" with @Override:
[HORNETQ-1103] Upgrade Netty to fix SSL race. Also maximal wait 30 seconds for the handshake to complete
Merge pull request #750 from normanmaurer/master_ssl_fix

[HORNETQ-1103] Upgrade Netty to fix SSL race. Also maximal wait 30 secon...
Remove old code that is not needed anymore with newer Netty versions.

This code also produced a deadlock with 3.6.0.Final and later as the
VirtualExecutorService.awaitTermination(..) has a bug which is triggered
by the new shutdown logic which was introduced with 3.6.0.Final.
Merge pull request #760 from normanmaurer/shutdown_hang

Remove old code that is not needed anymore with newer Netty versions.
update jgroups to latest