added first version of LINT to the editor

fixed issue with incorrect stairs

MainWindow.h

@@ -13,6 +13,7 @@ class LayerParamWidget;
 class ActionWidget;
 class ToolBoxWidget;
 class LayerTree;
+class LINTView;
 
 namespace Ui {
 	class MainWindow;
@@ -28,6 +29,7 @@ public:
 
 	MapView2D* getMapView2D() {return mapView2D;}
 	MapView3D* getMapView3D() {return mapView3D;}
+	LINTView* getLINT() {return lintView;}
 
 	ElementParamWidget* getElementParamWidget() {return elementParamWidget;}
 	LayerParamWidget* getLayerParamWidget() {return layerParamWidget;}
@@ -47,6 +49,7 @@ signals:
 private:
 	Ui::MainWindow *ui;
 	LayerTree* layerTree;
+	LINTView* lintView;
 	MapView2D* mapView2D;
 	MapView3D* mapView3D;
 	ElementParamWidget* elementParamWidget;