pyhealth v1.1.6 release

1. Add more EEG/ECG datasets (TUEV, TUAB, cpsc_2018, cpsc_2018_extra, etc)
2. Add base fairness metrics
3. Add GNN models
4. Add genereative models (VAE, GAN)
5. change to MIT license
6. ....

pyhealth v1.1.4 release

1. Parallel data loadering of EHR datasets by pandarallel
2. Biosignal data pipeline support (e.g., SleepEDF, ISRUC, SHHS)
3. Uncertainty quantification modules (e.g., calibration, prediction sets)
4. unittests for data and datasets.

pyhealth v1.1.3 release

• add weekly pyhealth live information
• new model deepr and clean the model codes
• fix issues in sample data type checking and drugrec task function
• start to add unittest modules