antirez/redis — pull request #1101 by charsyam (2013-05-11 10:37:33+00:00)
Title: issue #1098 - shutdown nosave

issue #1098: allowing shutdown nosave while server status is server.loading

```c
1] allow shutdown command to pass to check server.loading
2] and if it is not "nosave", then return "server.loading error"
3] if argv is larger than 2, return "syntax error"
```