minor fixes

Author: rsantamaria

README.md

@@ -64,7 +64,7 @@ Regardless the model, you can always redefine/unlock aspect from the helper if y
 
 **Chaining processors**
 
-Maybe you want to chain some custom processors to do amazing effects like crop and then rotate the image. Papercrop will add its processor in last place unless you declare it in the attachment definition
+Maybe you want to chain some custom processors to do amazing effects like crop+rotate images. Papercrop will add its processor in last place unless you declare it in the attachment definition
 
     has_attached_file :landscape, :styles => {:big => '2000x1500'}, 
                                   :processors => [:papercrop, :rotator]

spec/model_extensions/model_extension_spec.rb

@@ -90,6 +90,8 @@
     definitions = retrieve_attachment_definitions_for(Landscape)
 
     definitions[:processed][:processors].should eq([:papercrop, :rotator])
+
+    Landscape._update_callbacks.delete_if {|e| e.instance_values['filter'] == :reprocess_to_crop_processed_attachment } 
   end