simplify some output in the work-in-progress mail log scanner
nginx: explicitly listen on both ipv4 and ipv6 (works even if ipv6 isn't present)
add a 'redirects' feature in web/custom.yaml
for .fund domains use RSASHA256 DNSSEC keys
explain how to install a multi-domain or wildcard ssl cert; if one is installed, the Replace Cert button in the admin for non-primary domains should not replace the cert on the primary domain
indicate in the admin when a multi-domain or wildcard certificate is in use