The CLIC BDS towards the Conceptual Design Report by Angal-Kalinin, D, Fernandez, L, Jackson, F, Dalena, B, Mutzner, R, Rumolo, G, Schulte, D, Snuverink, J, Tomás, R, Zamudio, G, Bolzon, B, Jeremie, A, Parker, B, Seryi, A, Resta López, J