FlightTasks: add stabilized and fix switchTask for Altitude and Position

src/lib/FlightTasks/FlightTasks.cpp

@@ -53,11 +53,15 @@ int FlightTasks::switchTask(int task_number)
 		break;
 
 	case 3:
-		_current_task = new (&_task_union.altitude) FlightTaskSport(this, "MANALT");
+		_current_task = new (&_task_union.altitude) FlightTaskManualAltitude(this, "MANALT");
 		break;
 
 	case 4:
-		_current_task = new (&_task_union.position) FlightTaskSport(this, "MANPOS");
+		_current_task = new (&_task_union.position) FlightTaskManualPosition(this, "MANPOS");
+		break;
+
+	case 5:
+		_current_task = new (&_task_union.stabilized) FlightTaskManualStabilized(this, "MANSTAB");
 		break;
 
 	case -1:

src/lib/FlightTasks/FlightTasks.hpp

@@ -45,6 +45,7 @@
 #include "tasks/FlightTaskManual.hpp"
 #include "tasks/FlightTaskManualAltitude.hpp"
 #include "tasks/FlightTaskManualPosition.hpp"
+#include "tasks/FlightTaskManualStabilized.hpp"
 #include "tasks/FlightTaskOrbit.hpp"
 #include "tasks/FlightTaskSport.hpp"
 
@@ -122,6 +123,7 @@ private:
 		~TaskUnion() {}
 
 		FlightTaskManual manual;
+		FlightTaskManualStabilized stabilized;
 		FlightTaskManualAltitude altitude;
 		FlightTaskManualPosition position;
 		FlightTaskOrbit orbit;