Converts DALI into a DataModule, improves it and cleans stuff a bit.

[vturrisi]

No description provided.

[codecov]

Codecov Report

Merging #244 (df82553) into main (b4fbf78) will decrease coverage by 6.71%.
The diff coverage is 31.35%.

❗ Current head df82553 differs from pull request most recent head fc8723f. Consider uploading reports for the commit fc8723f to get more accurate results

Flag	Coverage Δ		*Carryforward flag
cpu	81.78% <22.58%> (-1.03%)	⬇️
dali	40.66% <69.23%> (ø)		Carriedforward from 623c3f5

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
solo/args/dataset.py	72.34% <ø> (-2.08%)	⬇️
solo/methods/__init__.py	92.00% <ø> (-8.00%)	⬇️
solo/utils/classification_dataloader.py	54.02% <0.00%> (ø)
solo/utils/dali_dataloader.py	38.30% <8.86%> (-23.43%)	⬇️
solo/args/setup.py	48.36% <69.23%> (-19.25%)	⬇️
solo/utils/misc.py	71.32% <71.42%> (-14.23%)	⬇️
solo/methods/linear.py	88.83% <80.00%> (-8.29%)	⬇️
solo/utils/auto_resumer.py	75.47% <80.00%> (-16.84%)	⬇️
solo/methods/base.py	76.47% <83.33%> (-15.87%)	⬇️
solo/utils/checkpointer.py	70.00% <100.00%> (-9.11%)	⬇️
... and 9 more