[PA-A][stokesdarcy] added new averaging script with new validation set.

BayesValidRox/tests/PA-A/ER_Interface.py

...ets/ExpDesign_ffpm-stokesdarcyBJ-testset_Calibration.hdf5

...Sets/ExpDesign_ffpm-stokesdarcyBJ-testset_Validation.hdf5

...ets/ExpDesign_ffpm-stokesdarcyER-testset_Calibration.hdf5

...Sets/ExpDesign_ffpm-stokesdarcyER-testset_Validation.hdf5

BayesValidRox/tests/PA-A/model_exe.py

BayesValidRox/tests/PA-A/models/pressure_points.csv

...ox/tests/PA-A/models/stokesdarcy/averaging_stokesdarcy.py

...tokesdarcy/regular_2D_stokesdarcy_250_micron_BJ_darcy.pvd

...okesdarcy/regular_2D_stokesdarcy_250_micron_BJ_stokes.pvd

.../tests/PA-A/models/stokesdarcy/stokes_darcybox_regular_2d

...tests/PA-A/models/stokesdarcy/stokesdarcy_BJ_params.input

...tests/PA-A/models/stokesdarcy/stokesdarcy_ER_params.input

BayesValidRox/tests/PA-A/models/velocity_points.csv

BayesValidRox/tests/PA-A/ref_stokesdarcy.py

BayesValidRox/tests/PA-A/stokesdarcy_BJ_params.tpl.input

BayesValidRox/tests/PA-A/stokesdarcy_ER_params.tpl.input