UIikit这个功能怎么同步还有色版怎么使用，能出一个教程吗
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- [x] Make sure you are using the latest version of [WeSketch](https://github.com/weixin/WeSketch)
- [x] OS Version: `macOS (10.14.1)`
- [x] Sketch Version: `v52.4+`
![1543027860892](https://user-images.githubusercontent.com/39594628/48963847-d9becc80-efd6-11e8-8f5d-cf5aea07593d.jpg)

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UIikit这个功能怎么同步还有色版怎么使用，能出一个教程吗？对这个功能一脸蒙蔽
