RXB83

I'll, when I've done the work in my fork.

@palash25 I've completed the first part of the rework and added a PR.

@palash25 No problem. I only reordered the index list and reordered the listings. I didn’t remove or added any thing.

@palash25 Updated to the new version of your master document.

That was because of an PR #22 was done before PR #14

I finished family groupings too.