Upgrade to Rails 2.2.0

As a side benefit, fix an (non-user-visible) bug in display_s5().
Also fixed a bug where removing orphaned pages did not expire cached summary pages.

vendor/rails/railties/lib/fcgi_handler.rb

@@ -18,7 +18,6 @@ class RailsFCGIHandler
   attr_accessor :log_file_path
   attr_accessor :gc_request_period
 
-
   # Initialize and run the FastCGI instance, passing arguments through to new.
   def self.process!(*args, &block)
     new(*args, &block).process!
@@ -68,7 +67,6 @@ class RailsFCGIHandler
     end
   end
 
-
   protected
     def process_each_request(provider)
       cgi = nil
@@ -197,7 +195,7 @@ class RailsFCGIHandler
       # close resources as they won't be closed by
       # the OS when using exec
       logger.close rescue nil
-      RAILS_DEFAULT_LOGGER.close rescue nil
+      Rails.logger.close rescue nil
 
       exec(command_line)
     end