Revert "fixed weird bug with lineage and ancestors, I have *no* idea what cause this :(" This was actually a bug in my app. whoops.
Revert "fixed weird bug with lineage and ancestors, I have *no* idea what cause this :("
This was actually a bug in my app. whoops.

This reverts commit db762a12fc83ffa7a24a25bf4d20f1a12e2cfbca.

jnicklas/eb_nested_set