Added the ability to use vdText and vdMtext objects in Trim and Extend commands.
Improved the speed of GetTransformedSelectedObjects.
Added a new property to the properties list.
Added a new method getTangentAtPoint to the vdCurve.
Changes have been made in order for the VDF to be compatible with Microsoft .NET Core 3 and the new Microsoft .NET 5 references.
Added support for LAS and LAZ laser point cloud data formats.
Added the ability to have only one type of object selected to show the type of the objects in the combobox of the properties list instead of "items selected".
Added a new functionality in the bHatch dialog (command).
Added vdAttrib TextString override to get/set the ValueString property of vdAttrib objects.
Added a new method to the CommandAction, cmdDistance(bool showdialog, out double distance) that returns the distance as a double and shows (or not) the message box with the result.
Added a new value FitToUserDefine (for ScaleModeFlag enum) of vdDocument.ActionScaleMode property. If the ActionScaleMode property has the value ScaleModeFlag.FitToUserDefine then the result scaling is divided by a user defined distance when CmdScale is called.