On a contextual model refuting Bells's theorem

Looking thoroughly what Bell has proved one sees that he only has ruled out a specific class of models namely those which are not contextual. However, a contextual model can refute Bell's Theorem.
Such a model is presented in
https://arxiv.org/pdf/1604.08105.pdf
Such a model is presented in
https://arxiv.org/pdf/1604.08105.pdf