core: provided cleared frontend logging

- Added code to display better debug messages for
-- RunQuery
-- RunPublicQuery
-- RunMultipleQueries
-- RunAction
-- RunMultipleActions

Change-Id: I845aa47da03168f1a0f988203df7ab0a51e94804
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=903312
Signed-off-by: Alexander Wels <awels@redhat.com>