fixed nico seiga sources

lib/tasks/images.rake

@@ -14,6 +14,7 @@ namespace :images do
     upload.file_ext = post.file_ext
     upload.image_width = post.image_width
     upload.image_height = post.image_height
+    upload.md5 = post.md5
     upload.generate_resizes(post.file_path)
     post.distribute_files
   end