* Fix multi-gpu case
* Prefer previously created `unwrap_model()` function
For `torch.compile()` generalizability
* `chore: update unwrap_model() function to use accelerator.unwrap_model()`
* find & replace all FloatTensors to Tensor
* apply formatting
* Update torch.FloatTensor to torch.Tensor in the remaining files
* formatting
* Fix the rest of the places where FloatTensor is used as well as in documentation
* formatting
* Update new file from FloatTensor to Tensor
* initial commit for unconditional/class-conditional consistency training script
* make style
* Add entry for consistency training script in community README.
* Move consistency training script from community to research_projects/consistency_training
* Add requirements.txt and README to research_projects/consistency_training directory.
* Manually revert community README changes for consistency training.
* Fix path to script after moving script to research projects.
* Add option to load U-Net weights from pretrained model.
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Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>