Add a .readthedocs.yml file

I think we need the leading dot for RTD to recognize it. We currently get
warnings in our build log:

"Configure your documentation builds! Adding a .readthedocs.yml file to your
project is the recommended way to configure your documentation builds. You can
declare dependencies, set up submodules, and many other great features."
This commit is contained in:
Stephan Hoyer 2019-10-07 16:09:23 -07:00
parent 2b46e0dbde
commit f30fc7c626