wait after performing challenge, in the hope the server notices the first time
wait after performing challenge, in the hope the server notices the first time

Bachmann1234/letsencrypt,riseofthetigers/letsencrypt,deserted/letsencrypt,modulexcite/letsencrypt,goofwear/letsencrypt,ghyde/letsencrypt,g1franc/lets-encrypt-preview,martindale/letsencrypt,sapics/letsencrypt,TheBoegl/letsencrypt,lbeltrame/letsencrypt,dietsche/letsencrypt,goofwear/letsencrypt,BKreisel/letsencrypt,kuba/letsencrypt,Sveder/letsencrypt,stewnorriss/letsencrypt,jtl999/certbot,lmcro/letsencrypt,mitnk/letsencrypt,ruo91/letsencrypt,Sveder/letsencrypt,sjerdo/letsencrypt,solidgoldbomb/letsencrypt,brentdax/letsencrypt,jsha/letsencrypt,tdfischer/lets-encrypt-preview,DavidGarciaCat/letsencrypt,bestwpw/letsencrypt,jmhodges/letsencrypt,skynet/letsencrypt,rutsky/letsencrypt,deserted/letsencrypt,martindale/letsencrypt,beermix/letsencrypt,TheBoegl/letsencrypt,vcavallo/letsencrypt,stweil/letsencrypt,kuba/letsencrypt,BillKeenan/lets-encrypt-preview,bsmr-misc-forks/letsencrypt,Jadaw1n/letsencrypt,xgin/letsencrypt,lmcro/letsencrypt,xgin/letsencrypt,Hasimir/letsencrypt,PeterMosmans/letsencrypt,hsduk/lets-encrypt-preview,beermix/letsencrypt,thanatos/lets-encrypt-preview,mitnk/letsencrypt,sjerdo/letsencrypt,Bachmann1234/letsencrypt,luorenjin/letsencrypt,bestwpw/letsencrypt,luorenjin/letsencrypt,jmhodges/letsencrypt,diracdeltas/lets-encrypt-preview,ahojjati/letsencrypt,thanatos/lets-encrypt-preview,modulexcite/letsencrypt,diracdeltas/lets-encrypt-preview,vcavallo/letsencrypt,lbeltrame/letsencrypt,VladimirTyrin/letsencrypt,letsencrypt/letsencrypt,tdfischer/lets-encrypt-preview,kevinlondon/letsencrypt,kevinlondon/letsencrypt,hlieberman/letsencrypt,digideskio/lets-encrypt-preview,BillKeenan/lets-encrypt-preview,bsmr-misc-forks/letsencrypt,g1franc/lets-encrypt-preview,rutsky/letsencrypt,PeterMosmans/letsencrypt,stewnorriss/letsencrypt,stweil/letsencrypt,rlustin/letsencrypt,mrb/letsencrypt,tyagi-prashant/letsencrypt,BKreisel/letsencrypt,rugk/letsencrypt,Jonadabe/letsencrypt,wteiken/letsencrypt,jmaurice/letsencrypt,ahojjati/letsencrypt,letsencrypt/letsencrypt,solidgoldbomb/letsencrypt,sapics/letsencrypt,jsha/letsencrypt,piru/letsencrypt,DavidGarciaCat/letsencrypt,mrb/letsencrypt,digideskio/lets-encrypt-preview,brentdax/letsencrypt,armersong/letsencrypt,piru/letsencrypt,fmarier/letsencrypt,dietsche/letsencrypt,twstrike/le_for_patching,tyagi-prashant/letsencrypt,wteiken/letsencrypt,VladimirTyrin/letsencrypt,fmarier/letsencrypt,twstrike/le_for_patching,rugk/letsencrypt,hlieberman/letsencrypt,ghyde/letsencrypt,hsduk/lets-encrypt-preview,riseofthetigers/letsencrypt,skynet/letsencrypt,rlustin/letsencrypt,Jonadabe/letsencrypt,Jadaw1n/letsencrypt,Hasimir/letsencrypt,jmaurice/letsencrypt,ruo91/letsencrypt,jtl999/certbot,armersong/letsencrypt