已知bug及其说明

Tencent#65 Typescript类继承CSharp类会引起的内存问题 | Memory Management problem when a typescript class is extended a csharp class
Tencent#291 显示接口实现的方法无法在Typescript侧调用 | Cannot call Explicit Interface Implementation method in typescript.
Tencent#281 ref struct生成后会报错 | Could not generate ref struct