Draw2D touch version 5.6.0 released

+ new draw2d.shape.widget.Slider implementation. A Slider (Widget) can now be part of a VerticalLayout/HorizontalLayout
+ Rectangle.translate(x,y)
+ Point.scale(factor). Scale of a Point...it is a scale of a vector.
+ Point.translated(x,y). Returns a translated clone of the original point
+ fixing wrong coordinate handling in the BoundingBoxSelectionPolicy in the onDragStart method. coordinates must be relative instead of absolute.
+ new event callback onPanningEnd for figures with supports panning
+ VerticalLayout didn't calculate dimension correct if padding of the shape is used - fixed
+ Widget didn't forward setter/getter to the base class - fixed