refs #780, fixes login/flightplan preset

* empty airline is valid
* sync with flightplan (new signal to indicate changed login values)
* better preset of own model

src/blackgui/components/remoteaircraftselector.cpp

@@ -99,7 +99,7 @@ namespace BlackGui
                 if (aircraft.hasValidRealName())
                 {
                     i += " - ";
-                    i += aircraft.getPilotRealname();
+                    i += aircraft.getPilotRealName();
                 }
                 items.append(i);
             }