Json.Import (jsonb 1.3-RC1 API)

```
@Retention(CLASS)
@Target({TYPE,PACKAGE})
public static @interface Json.Import
```
Specify types to generate JsonAdapters for.
These types are typically in an external project / dependency or otherwise types that we can't or don't want to explicitly annotate with @Json.
Typically, we put this annotation on a package.
```
{@code
```

- Required Element Summary
  
  Required Elements
  Modifier and Type Required Element Description
  
  Class<?>[] value
  Specify types to generate Json Adapters for.

- Element Detail
  - value
```
Class<?>[] value
```
    Specify types to generate Json Adapters for.