Merge pull request #1367 from clebertsuconic/2.2.x

Back porting BZ-1019378
https://github.com/netty/netty/issues/2013 Test replicating Netty issue
https://issues.jboss.org/browse/HORNETQ-1290 - timeout on xaStart would leave server's side irresponsive
upgrade netty to fix  https://github.com/netty/netty/issues/2013