[Compat] Compatible with PaddlePaddle

[Compat] Compatible with PaddlePaddle

exclude all

Add torchvision to doc requirements (meta-pytorch#141)

Summary:
This is needed by our main example, which otherwise wouldn't properly plot the images

Pull Request resolved: meta-pytorch#141

Reviewed By: scotts, ahmadsharif1

Differential Revision: D60596300

Pulled By: NicolasHug

fbshipit-source-id: 1befb6b0a44c9b683ed752ee8a44b403a4ee4663