New in 2.0, this class contains options for dragging and moving parts.
In typical DraggingTool operation you do not need to create or modify a DraggingOptions instance. Setting properties on the DraggingTool such as DraggingTool.isGridSnapEnabled sets the value on the DraggingTool.dragOptions instance for you.
Determines whether or not Groups will snap their member Parts in addition to themselves when moving. By default this property is false.