Make code and tests flexible to the use of a pre-processed Montgomery dataset to speed-up testing where possible (closes #74)

Host documentation on readthedocs.org

See merge request biosignal/software/mednet!43

Add more train info into experiment table and relocate trainlog.pdf path. #69

Closes #69

See merge request biosignal/software/mednet!41

Fixes unresolvable cuda environment making nvidia channel more prioritary

See merge request biosignal/software/mednet!42

Lightning acc

Closes #25

See merge request biosignal/software/mednet!40

Add indication of lowest validation loss epochs on loss plots

Closes #70

See merge request biosignal/software/mednet!39

Replace sampler balancing by loss balancing

Closes #6

See merge request biosignal/software/mednet!38

During validation logging, lightning seems to append "/dataloader_idx_n"
to the key we define if multiple dataloaders are used.