Refactor checkpoint deletion based on save frequency

Moving main version to 4.0.0.dev0 for unstable development

Release 3.3.0

Remove excessive logging when using --torchcompile

Typo

Fix a few DDP issues, reduce chances of timeouts during checkpoint, early exits, and DDP sync issue on non-zero-shot eval (unwrap DDP). Fix #1121

Fix BeamSearchScorer import for transformers >= 4.56

Add requests to test dependencies

Replace batch_encode_plus() with __call__()

Allow transforms that accept torch.Tensor / np.ndarray from the beginning

Release 3.2.0

Add MobileCLIP2 model configs & pretrained weights. Needs latest timm for S3/S4 (mci3/mci4) models. Fix #1110

remove non-existent MetaCLIP 2 L/14 checkpoint

Release 3.1.0

Add a text locking impl that works across CustomCLIP and CLIP. Fix #1070, fix #830, fix #805, fix #648