Log Message:
Update ruby-actionpack32 to 3.2.7.

## Rails 3.2.7 (unreleased) ##

* Do not convert digest auth strings to symbols. CVE-2012-3424

* Bump Journey requirements to 1.0.4

* Add support for optional root segments containing slashes

* Fixed bug creating invalid HTML in select options

* Show in log correct wrapped keys

* Fix NumberHelper options wrapping to prevent verbatim blocks being rendered
  instead of line continuations.

* ActionController::Metal doesn't have logger method, check it and then
  delegate

* ActionController::Caching depends on RackDelegation and
  AbstractController::Callbacks