Add peep and sample requirements file.
Add peep and sample requirements file.

We cat it to a file rather than just calling it in place because otherwise the "-" arg would have to be stripped off by editing the script.
letsencrypt/letsencrypt,mitnk/letsencrypt,TheBoegl/letsencrypt,thanatos/lets-encrypt-preview,jtl999/certbot,dietsche/letsencrypt,lmcro/letsencrypt,stweil/letsencrypt,lmcro/letsencrypt,twstrike/le_for_patching,brentdax/letsencrypt,bsmr-misc-forks/letsencrypt,bsmr-misc-forks/letsencrypt,twstrike/le_for_patching,DavidGarciaCat/letsencrypt,TheBoegl/letsencrypt,letsencrypt/letsencrypt,mitnk/letsencrypt,jtl999/certbot,dietsche/letsencrypt,jsha/letsencrypt,wteiken/letsencrypt,jsha/letsencrypt,wteiken/letsencrypt,brentdax/letsencrypt,DavidGarciaCat/letsencrypt,thanatos/lets-encrypt-preview,stweil/letsencrypt