HerMES: THE REST-FRAME UV EMISSION AND A LENSING MODEL FOR THE z=6.34 LUMINOUS DUSTY STARBURST GALAXY HFLS3 by Cooray, A, Calanog, J, Wardlow, J, Bock, J, Bridge, C, Burgarella, D, Bussmann, R, Casey, C, Clements, D, Conley, A, Farrah, D, Fu, H, Gavazzi, R, Ivison, R, La Porte, N, Lo Faro, B, Ma, B, Magdis, G, Oliver, S, Osage, W, Perez-Fournon, I, Riechers, D, Rigopoulou, D, Scott, D, Viero, M