Stacking/Layering Pieces?

Hi guys,

I am looking for a pointer on how can I stack pieces on top of another so I can create terrain, towers and such.

Something like this I guess, my english might not be the greatest so I made this so it’s clear what I mean by stacked.

This is not supported yet, but it will be supported once the following patches are cleaned up and merged:

This will be one of many things to work on after the Tiled 0.11 release.