[engine.predictor] Allow prediction to work when batch-size!=0; Discard CSVs and use JSON for output; Implement lightning logging like in training; Separates batched (collated) data at prediction; Adapts all models to new paradigm; Remove CSVPredictionsWriter; Adapt predict script to all changes

updated TB-POC dataset and corresponding tests

See merge request biosignal/software/ptbench!11

Update HIV-TB dataset

See merge request biosignal/software/ptbench!10