MAINT depr of center_data, normalize in linear_model

doc/datasets/rcv1.rst

sklearn/linear_model/base.py

sklearn/linear_model/bayes.py

sklearn/linear_model/coordinate_descent.py

sklearn/linear_model/least_angle.py

sklearn/linear_model/omp.py

sklearn/linear_model/randomized_l1.py

sklearn/linear_model/ridge.py

sklearn/linear_model/tests/test_base.py

sklearn/linear_model/tests/test_randomized_l1.py

sklearn/linear_model/tests/test_ridge.py

sklearn/preprocessing/data.py