Merge pull request #23 from Karm/master

https://github.com/modcluster/mod_cluster/pull/20 cherry-picked to master
Trace the install.
No More HA bean
Merge pull request #31 from ruben00/patch-2

No More HA bean
minor docs fix
Merge pull request #26 from jfclere/master

just a trace for tests..
Merge pull request #33 from rhusar/docs

minor documentation example fix
Fix for MODCLUSTER-349.
Fix MODCLUSTER-347 (from https://github.com/modcluster/mod_cluster/pull/35).
Oops the REMOVE of a node doesn't have Alias nor Context.
It needs at least 127 Alias for Test349.