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* Fix typos

* Add a typo check action

* Fix a bug

* Changed to manual typo check currently

Ref: https://github.com/huggingface/diffusers/pull/483#pullrequestreview-1104468010

Co-authored-by: Anton Lozhkov <aglozhkov@gmail.com>

* Removed a confusing message

* Renamed "nin_shortcut" to "in_shortcut"

* Add memo about NIN
Co-authored-by: Anton Lozhkov <aglozhkov@gmail.com>

fix: bocken doc links for relative links

* uP

* more

* up

* up

* finish

* uP

* better

* up

* finish

* up

* first pass at docs structure

* minor reformatting, add github actions for docs

* populate docs (primarily from README, some writing)