acme.sh and missing letsencrypt client fixes
Works around umask issue in acme.sh (fixes #6015 (closed)), flags use of acme.sh if successfully installed, and errors if no letsencrypt clients are found.
Edited by Jesse Norell
Works around umask issue in acme.sh (fixes #6015 (closed)), flags use of acme.sh if successfully installed, and errors if no letsencrypt clients are found.