pi-module/article — pull request #50 by linzongshu (2013-08-21 10:49:16+00:00)
Title: Fixed bug and added some function

1. Fixed bug that exception occur in list all article page
2. Fixed bug that none category in all category block do not link to all article page
3. Make the attachment do not include type of image
4. Displayed the draft save time if there is not update time
5. Make the topic link to its homepage in topic list page in management section