[PATCH] D35048: [opt-viewer] Move under tools, install it

[Davide Italiano via Phabricator via llvm-commits]

davide accepted this revision.
davide added a comment.
This revision is now accepted and ready to land.

I'm okay with or without the `llvm-prefix`. 
I think it's useful for tools that have a GNU equivalent, but this one hasn't one, so, LGTM.


https://reviews.llvm.org/D35048