Added (really horrible) dragging

ArrowTool.h

@@ -8,6 +8,7 @@ public:
 	ArrowTool(void); //OnSelect?
 	~ArrowTool(void); //OnDeselect?
 	virtual void onButton1MouseDown(Mouse);
+	virtual void onButton1MouseUp(Mouse);
 	virtual void onMouseMoved(Mouse mouse);
 	virtual void onSelect(Mouse mouse); 
 	virtual void onKeyDown(int key);
@@ -15,4 +16,8 @@ public:
 private:
 	bool lctrlDown;
 	bool rctrlDown;
+	int mouseDownStartx;
+	int mouseDownStarty;
+	bool dragging;
+	bool mouseDown;
 };