bug 962264/HORNETQ-1193 : upgrade netty to 3.6.6
    Also related to bug: https://bugzilla.redhat.com/show_bug.cgi?id=899916
Merge pull request #1078 from gaohoward/master

bug 962264/HORNETQ-1193 : upgrade netty to 3.6.6
bridge failover tests / debug statements