Formatting in EventTranslator bits
Improving JUnit tests for ResourceDao.findTopLevelResources()

Now, each of the typical 6 scenarios is going to consider orphan nodes,
I mean, nodes that are defined on the DB but don't have RRDs, and nodes
not defined on the DB but have RRD directories associated (like deleted
nodes).
Merge remote-tracking branch 'origin/1.12'
Used "ours" to ignore 1.12 whitespace changes in EventTranslator,
EventTranslatorConfig, EventTranslatorConfigFactory classes, then
reformatted in master.