The star-formation histories of early-type galaxies from ATLAS3D by McDermid, R, Alatalo, K, Blitz, L, Bois, M, Bournaud, F, Bureau, M, Cappellari, M, Crocker, A, Davies, R, Davis, T, De Zeeuw, P, Duc, P, Emsellem, E, Khochfar, S, KrajnoviÄ, D, Kuntschner, H, Lablanche, P, Morganti, R, Naab, T, Oosterloo, T, Sarzi, M, Scott, N, Serra, P, Weijmans, A, Young, L