added workaround for use with advanced filesystem ACLs (as originally suggested in #467)
added workaround for use with advanced filesystem ACLs (as originally suggested in #467)

dennisschuerholz/dehydrated,ahnooie/dehydrated,lukas2511/dehydrated,Rayne/letsencrypt.sh,erorus/letsencrypt.sh,lukas2511/letsencrypt.sh