Log Message:
Update ruby-actionpack3 package to 3.0.4.

* More strict dependency reflect gemspec's description.

*Rails 3.0.3 (November 16, 2010)*

* When ActiveRecord::Base objects are sent to predicate methods, the id of
 the object should be sent to ARel, not the ActiveRecord::Base object.

* :constraints routing should only do sanity checks against regular
  expressions.  String arguments are OK.

*Rails 3.0.2 (November 15, 2010)*

* The helper number_to_currency accepts a new :negative_format option to be
  able to configure how to render negative amounts. [Don Wilson]