cocos2d/cocos2d-x-3rd-party-libs-src — pull request #20 by andyque (2014-11-25 02:20:46+00:00)
Title: improve the help string and reduce the unneeded configs

This patch make the following call will be successful:

```
./build.sh
./build.sh -h
```

Note: when you want to call `./buils.sh --list`, you must add a `--platform=xxx` parameter.