Included the possibility for intervals between std_y updates

EIVPackage/EIVArchitectures/Networks.py

EIVPackage/EIVTrainingRoutines/loss_functions.py

EIVPackage/EIVTrainingRoutines/train_and_store.py

Experiments/configurations/eiv_california.json

Experiments/configurations/eiv_concrete.json

Experiments/configurations/eiv_energy.json

Experiments/configurations/eiv_kin8nm.json

Experiments/configurations/eiv_msd.json

Experiments/configurations/eiv_naval.json

Experiments/configurations/eiv_power.json

Experiments/configurations/eiv_protein.json

Experiments/configurations/eiv_wine.json

Experiments/configurations/eiv_yacht.json

Experiments/configurations/noneiv_california.json

Experiments/configurations/noneiv_concrete.json

Experiments/configurations/noneiv_energy.json

Experiments/configurations/noneiv_kin8nm.json

Experiments/configurations/noneiv_msd.json

Experiments/configurations/noneiv_naval.json

Experiments/configurations/noneiv_power.json