DisplayOrder for billboard Uis

As a Roblox developer it is currently too hard to define behaviour for how you intend for your billboards to interact, This can cause small UX issue as seen in the picture UI where it slightly messed up the appearance of the billboards:

Screen Shot 2021-08-11 at 15.43.49 1

This problem would be solved by having a display order property (with the same behaviour as screen GUIs).