pytorch

4610347f - Breaks up NN module in docs so it loads faster.

Breaks up NN module in docs so it loads faster. Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/21291 Differential Revision: D15760935 Pulled By: ezyang fbshipit-source-id: 114da4c52b78949e631e9adcae4eb620546124fb