added mouse-up event for moved nodes

mapview/2D/MV2DElementFingerprintLocation.h

@@ -82,6 +82,12 @@ public:
 		if (userIdx == 0) {fpl->posOnFloor = newPos;}
 	}
 
+	void onNodeMoved(MapView2D* v, const int userIdx, const Point2 newPos) override {
+		(void) userIdx;
+		(void) newPos;
+		emit v->onElementChange(this);
+	}
+
 	virtual void onFocus() override {
 		;
 	}