README (#28533)
Summary:
Copy of android.md from the site + information about Nightly builds
It's a bit of duplication with separate repo pytorch.github.io , but I think more people will find it and we can faster iterate on it and keep in sync with the code.
Pull Request resolved: https://github.com/pytorch/pytorch/pull/28533
Reviewed By: dreiss
Differential Revision: D18153638
Pulled By: IvanKobzarev
fbshipit-source-id: 288ef3f153d8e239795a85e3b8992e99f072f3b7
