Log Message:
Update ruby-actionpack3 to 3.0.9.

*Rails 3.0.9 (unreleased)*

* json_escape will now return a SafeBuffer string if it receives
  SafeBuffer string [tenderlove]

* Make sure escape_js returns SafeBuffer string if it receives
  SafeBuffer string [Prem Sichanugrist]

* Fix text helpers to work correctly with the new SafeBuffer
  restriction [Paul Gallagher, Arun Agrawal, Prem Sichanugrist]