Collate pip package so that it picks up from main repo.

[sarthakpati]

Actually, there is a pip package but it is based out of a fork of this repo. I think it would make sense to collate this effort to the main repo.

Originally posted by @sarthakpati in https://github.com/lessw2020/Ranger-Deep-Learning-Optimizer/issues/33#issuecomment-821314754

[sarthakpati]

Pinging @mpariente

[mpariente]

I don't think it's the first time I say it, but yes, I'm fully open to make @lessw2020 the owner of the pip package