[Success!] [MERGE] Nested trees: Store tree-reference locations in the branch.

[Bundle Buggy]

This change has been merged.
Previous status: Conditionally approved

For details, see: 
http://bundlebuggy.aaronbentley.com/project/bzr/request/%3C49E4AF2E.5070905%40aaronbentley.com%3E
Project: Bazaar