Temporarily disable MAVLink version check as the QGC settings have no effect and it will mess with the upgrade from v1 to v2 and has no real value

src/Vehicle/MultiVehicleManager.cc

@@ -87,15 +87,15 @@ void MultiVehicleManager::_vehicleHeartbeatInfo(LinkInterface* link, int vehicle
         _app->showMessage(QString("Warning: A vehicle is using the same system id as QGroundControl: %1").arg(vehicleId));
     }
 
-    QSettings settings;
-    bool mavlinkVersionCheck = settings.value("VERSION_CHECK_ENABLED", true).toBool();
-    if (mavlinkVersionCheck && vehicleMavlinkVersion != MAVLINK_VERSION) {
-        _ignoreVehicleIds += vehicleId;
-        _app->showMessage(QString("The MAVLink protocol version on vehicle #%1 and QGroundControl differ! "
-                                  "It is unsafe to use different MAVLink versions. "
-                                  "QGroundControl therefore refuses to connect to vehicle #%1, which sends MAVLink version %2 (QGroundControl uses version %3).").arg(vehicleId).arg(vehicleMavlinkVersion).arg(MAVLINK_VERSION));
-        return;
-    }
+//    QSettings settings;
+//    bool mavlinkVersionCheck = settings.value("VERSION_CHECK_ENABLED", true).toBool();
+//    if (mavlinkVersionCheck && vehicleMavlinkVersion != MAVLINK_VERSION) {
+//        _ignoreVehicleIds += vehicleId;
+//        _app->showMessage(QString("The MAVLink protocol version on vehicle #%1 and QGroundControl differ! "
+//                                  "It is unsafe to use different MAVLink versions. "
+//                                  "QGroundControl therefore refuses to connect to vehicle #%1, which sends MAVLink version %2 (QGroundControl uses version %3).").arg(vehicleId).arg(vehicleMavlinkVersion).arg(MAVLINK_VERSION));
+//        return;
+//    }
 
     Vehicle* vehicle = new Vehicle(link, vehicleId, (MAV_AUTOPILOT)vehicleFirmwareType, (MAV_TYPE)vehicleType, _firmwarePluginManager, _autopilotPluginManager, _joystickManager);
     connect(vehicle, &Vehicle::allLinksInactive, this, &MultiVehicleManager::_deleteVehiclePhase1);