Results 3 issues of Vu Tran

**Describe the bug** Is there way to import `dynamic-form` in one component instead of global `app.use()`?

documentation

### Version 6.0.0-beta.2 ### Browser and OS info Chrome 85 ### Steps to reproduce 1) create vue project useing vue cli - Pick Typescript, vue 3 preview. 2) create component...

enhancement
vue 3.x

Need to have two version of unit testing. One for typescript and javascript version.

enhancement
good first issue