DMZ 1.7.1 (DataMapper OverZealous Edition)

[eluser]Lucas Alves[/eluser]
@introvert
I'd like to have this in DMZ too. I use this with a user hierarchical groups table. To do this, though, I just compiled some method from the mysql article into the group model, like add_group, change_group, remove_group...

But I'd like to have some more flexible, like the Nested Sets lib...