Merge pull request #1715 from jbertram/2.4.x

2.4.x
2.4.2.Final release
Back to snapshot
Merge pull request #1716 from clebertsuconic/2.4.x

release 2.4.2.Final
https://bugzilla.redhat.com/show_bug.cgi?id=1014037 and https://bugzilla.redhat.com/show_bug.cgi?id=1009409 - fix bridge shutdown while failing
Merge pull request #1719 from andytaylor/2.4.x

https://bugzilla.redhat.com/show_bug.cgi?id=1014037 and https://bugzilla.redhat.com/show_bug.cgi?id=1009409
BZ915760 - Trace stack is too verbose for DEBUG level

Conflicts:
	hornetq-server/src/main/java/org/hornetq/core/server/cluster/impl/ClusterConnectionBridge.java