[1001383] getResourceConfiguration does not return the current resource configuration
Improve some ConfigurationManagerRemote javadoc, making it more clear that
getLatestResourceConfigurationUpdate() satisifies the API request in the BZ (I think).

(cherry picked from commit 8ae962204cbd503a7937076721b916ff83b8b5f0)
Signed-off-by: Jay Shaughnessy <jshaughn@redhat.com>