@import In Published View

In the Stylesheet Tweaks, the owner of a Web can specify an @import rule
to pull in CSS styles form an external file. This worked in the "show"
view, but was broken in the "published" view.

Fixed.

Also, update a functional test to match Revision 313.

test/functional/admin_controller_test.rb

@@ -97,7 +97,7 @@ class AdminControllerTest < Test::Unit::TestCase
   
     process 'create_web', 'system_password' => 'wrong', 'name' => 'Wiki Two', 'address' => 'wiki2'
     
-    assert_redirected_to :web => nil, :action => 'index'
+    assert_redirected_to :web => nil, :action => 'create_web'
     assert_nil @wiki.webs['wiki2']
   end