flutter封装的融云imlib库，项目比较忙，文档抽空写；
This project is a starting point for a Flutter plug-in package, a specialized package that includes platform-specific implementation code for Android and/or iOS.
For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.
请作者喝杯咖啡。
