Support for lightning light?

[turian]

@williamFalcon wrote "if your workflow is complex and you want to own your full loop, then i would look at lightning Lite": https://pytorch-lightning.readthedocs.io/en/stable/starter/lightning_lite.html

This applies to me, and many people. Could we please have a lightning light template? There is a ton of stuff to strip.

[ashleve]

Thanks for proposition. We can consider adding a minimal Lite loop as a separate task if it won't pollute the template too much.

I will investigate when I find the time.