Merge branch 'main' of https://github.com/aimagelab/HWD

Add SaintGallDataset class

Added the Washington dataset

Merge branch 'main' of https://github.com/aimagelab/HWD

Merge remote-tracking branch 'refs/remotes/origin/main'

Included the has_lables flag in the BaseDataset class

Included the has_lables flag in the BaseDataset class

Introduced the UnfoldDataset. A dataset to divide the input images in…

…to patches