refs #391, allow to send aircraft parts from GUI

* GUI component for aircraft parts
* remote aircraft selector component
* Adjusted GUI for internals component
* Enable / disable debug messages from GUI
* Allow to init engines directly
* Removed unused async sort in sequence

In same step fixed found issues in interpolator
* allow to set max rendered aircraft

src/blackcore/context_network.h

@@ -71,6 +71,9 @@ namespace BlackCore
         //! An aircraft disappeared
         void removedAircraft(const BlackMisc::Aviation::CCallsign &callsign);
 
+        //! A new aircraft appeared
+        void addedAircraft(const BlackMisc::Simulation::CSimulatedAircraft &remoteAircraft);
+
         //! Read for model matching
         void readyForModelMatching(const BlackMisc::Simulation::CSimulatedAircraft &renderedAircraft);
 
@@ -218,6 +221,9 @@ namespace BlackCore
         //! Create dummy ATC stations for performance tests etc.
         virtual void testCreateDummyOnlineAtcStations(int number) = 0;
 
+        //! Inject aircraft parts for testing
+        virtual void testAddAircraftParts(const BlackMisc::Aviation::CAircraftParts &parts, bool incremental) = 0;
+
     protected:
         //! Constructor
         IContextNetwork(CRuntimeConfig::ContextMode mode, CRuntime *runtime) : CContext(mode, runtime) {}