Changed directory structure and renamed applications

- autopilot -> drone_controller
- rtsp_ai_player -> ai_controller
- added top level qmake project file
- updated documentation
- moved small demo applications from tmp/ to misc/

drone_controller/az_mission_controller.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#include <QObject>
+#include <QElapsedTimer>
+
+#include <mavsdk/plugins/telemetry/telemetry.h>
+
+#include "az_mission.h"
+#include "plugins/action/action.h"
+
+using namespace mavsdk;
+
+class AzMissionController : public QObject
+{
+    Q_OBJECT
+public:
+    explicit AzMissionController(AzMission &mission, QObject *parent = nullptr);
+    void setAction(Action *action);
+    bool startMissions(float absoluteAltitude);
+    void stopMissions(void);
+
+public slots:
+    void newPosition(Telemetry::Position position);
+
+signals:
+    void missionProgressChanged(int currentIndex, int totalIndexes);
+    void finished(void);
+
+private:
+    bool flyToNextMissionItem(void);
+
+    AzMission &mMission;
+    Action *mAction;
+    int mCurrentMissionIndex;
+    bool mMissionStarted;
+    bool mFlyingToReturnPoint;
+    float mAbsoluteAltitude;
+    QElapsedTimer mPlaneCirclingTime;
+};