Rails 2.2.2

Updated to Rails 2.2.2.
Added a couple more Ruby 1.9 fixes, but that's pretty much at a standstill,
until one gets Maruku and HTML5lib working right under Ruby 1.9.

vendor/rails/actionpack/lib/action_controller/test_process.rb

@@ -218,7 +218,7 @@ module ActionController #:nodoc:
     # Returns the template of the file which was used to
     # render this response (or nil)
     def rendered_template
-      template.send(:_first_render)
+      template.instance_variable_get(:@_first_render)
     end
 
     # A shortcut to the flash. Returns an empty hash if no session flash exists.
@@ -395,6 +395,7 @@ module ActionController #:nodoc:
 
       @html_document = nil
       @request.env['REQUEST_METHOD'] ||= "GET"
+
       @request.action = action.to_s
 
       parameters ||= {}