[MERGE] Nested trees: misc

[Aaron Bentley]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Hi all,

This patch is the final piece from my long-lived nested-trees branch.
It is mostly test updates, adds a docstring, and fixes one style
problem.  I doubt it's very controversial.

Aaron
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.9 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org

iEYEARECAAYFAknbmaUACgkQ0F+nu1YWqI2gTACeM9ffK2mJ8JE9UKBDXOX1ag1B
P7wAnRMbTYKu444mMJPeZGK/XxCL67Vf
=Ue3R
-----END PGP SIGNATURE-----
-------------- next part --------------
A non-text attachment was scrubbed...
Name: current-1926.patch
Type: text/x-patch
Size: 137374 bytes
Desc: not available
Url : https://lists.ubuntu.com/archives/bazaar/attachments/20090407/125ee595/attachment-0001.bin