Respect config when stating challenge preferences
Respect config when stating challenge preferences

DavidGarciaCat/letsencrypt,thanatos/lets-encrypt-preview,letsencrypt/letsencrypt,goofwear/letsencrypt,brentdax/letsencrypt,DavidGarciaCat/letsencrypt,stweil/letsencrypt,brentdax/letsencrypt,mitnk/letsencrypt,martindale/letsencrypt,jtl999/certbot,letsencrypt/letsencrypt,kuba/letsencrypt,jsha/letsencrypt,twstrike/le_for_patching,wteiken/letsencrypt,VladimirTyrin/letsencrypt,bsmr-misc-forks/letsencrypt,jtl999/certbot,lmcro/letsencrypt,lmcro/letsencrypt,mitnk/letsencrypt,TheBoegl/letsencrypt,goofwear/letsencrypt,dietsche/letsencrypt,bsmr-misc-forks/letsencrypt,jsha/letsencrypt,twstrike/le_for_patching,TheBoegl/letsencrypt,stweil/letsencrypt,thanatos/lets-encrypt-preview,kuba/letsencrypt,xgin/letsencrypt,martindale/letsencrypt,VladimirTyrin/letsencrypt,xgin/letsencrypt,wteiken/letsencrypt,dietsche/letsencrypt