refactor: flatten app/ and util/ directory structure

targets/app/common/Tutorial/Tasks/CompleteUsingItemTask.h

@@ -0,0 +1,22 @@
+#pragma once
+// using namespace std;
+
+#include "TutorialTask.h"
+
+class Level;
+class Tutorial;
+
+class CompleteUsingItemTask : public TutorialTask {
+private:
+    int* m_iValidItemsA;
+    int m_iValidItemsCount;
+    bool completed;
+
+public:
+    CompleteUsingItemTask(Tutorial* tutorial, int descriptionId, int itemIds[],
+                          unsigned int itemIdsLength,
+                          bool enablePreCompletion = false);
+    virtual ~CompleteUsingItemTask();
+    virtual bool isCompleted();
+    virtual void completeUsingItem(std::shared_ptr<ItemInstance> item);
+};