Convert component to group

[DanRathbun]

We requested this years ago. viz …

@tt_su

@thomthom, can you confirm if it’s been logged internally ?

There is an issue like this for the C API in the GitHub issue tracker: https://github.com/SketchUp/api-issue-tracker/issues/51

I found an internal issue logged as SU-28030 for the Ruby API.