Merge branch 'master' of https://src.koda.cnrs.fr/cefe/pace/nirs_workflow

src/pages/2-model_creation.py

tests/data/BIOFLUX_RIZ - Copie.dx

tests/data/BIOFLUX_RIZ.dx

tests/data/Remy_1.dx

tests/data/Remy_2.dx

tests/data/Xcal_extended.csv

tests/data/Xcal_with_meta_data.csv

tests/data/Ycal2.csv

tests/data/concentration_ble_rix.csv

tests/data/spectra_ble_rix.csv

tests/data/spectra_ble_rix_with_2meta_data.csv

tests/data/spectra_ble_rix_with_meta_data.csv

tests/demo1/.gitkeep

tests/demo1/CHN_data_For_Modeling.csv

tests/demo1/NIRS_For_Modeling.csv

tests/demo1/New_NIRS.csv

tests/demo2/.gitkeep

tests/demo2/Xcal.csv

tests/demo2/Xpred.csv

tests/demo2/Ycal.csv