saltstack/salt — pull request #2362 by kvbik (2012-10-26 13:28:12+00:00)
Title: pass pillar to ext_pillar so it can manipulate it

sometimes it can be useful to just manipulate original pillar (from `pillar_roots` files), not only `dict.update` that happens in `class Pillar` .

eg:

* generate new values from others
* update some keys from external storage