Tiled window do not share Z-Order
|Reported by:||pulkomandy||Owned by:||czeidler|
|Has a Patch:||no||Platform:||All|
Tile two windows together, then send one of them to background by right clicking its tab. Expected result : the whole tile group is sent to back. Actual result: only the selected window is sent to back. The result when moving the window set looks rather weird.