refs #329, PropertyIndex assert

* remark 1: The setup values tagged GlobalIndexAbuseMode are subject of change
* remark 2: Fixed some comments / Doxygen with this here

src/blacksim/fsx/fsxsimulatorsetup.cpp

@@ -29,5 +29,5 @@ namespace BlackSim
                 if (!fsxPath.isEmpty()) this->m_setup.value(CSimulatorSetup::SetupSimPath, QVariant(fsxPath));
             }
         }
-    }
-}
+    } // namespace
+} // namespace