- An option `DOWNLOAD_FORBID_WHEN_NO_ITEM` has been added to the config file to make that users cannot download the songs' files if they has not bought them when the `songlist` file exists. (Experimental)
#128
- Add song names for getting the score list (For API)
- Try to ensure thread safety in Link Play (twice again)
- Small change about database timeout
- Have a try to use `nginx` and `gevent` (Yes. I ensure it works well. This will not be viewed as a formal and necessary update.)
