sourceafFandocViewer::InternetScheme.fan

**
** FandocViewer registers the following schemes to be viewed in the `Browser` view:
**  - 'http://'
**  - 'https://'
**  - 'ftp://'
** 
** The scheme resolves to a flux `InternetResource`. Couldn't think of any reason to resolve it to 
** any intermediary object.
** 
const class InternetScheme : UriScheme {
    override Obj? get(Uri uri, Obj? base) {
        return InternetResource(uri)
    }
}