Rudalle

- add kandinsky

- added params for dwt decoding images with higher quality 512x512 by [bes](https://github.com/bes-dev), source idea [here](https://github.com/bes-dev/vqvae_dwt_distiller.pytorch)

- adapt cache for image prompts generations
- fix bugs with left/right image prompt
- support crop_first with left/right/down in image prompts generations

- added in method show param save_dir for saving separately pics
- added caching in image prompt with "up" settings
- added fine tuning notebook on sneakers [](https://colab.research.google.com/drive/12fbO6YqtzHAHemY2roWQnXvKkdidNQKO?usp=sharing) and inference notebook with translation eng --> rus [](https://colab.research.google.com/drive/1Tb7J4PvvegWOybPfUubl5O7m5I24CBg5?usp=sharing)