mod_md v2.3.1 (Beta)

• The keyname in key and certificate files is now forced lower case.
• Formatting in 'server-status' page has been improved when showing >1 certificates
• Fallback certificates (when the domain has none yet) are now generated for all
  key types requested in MDPrivateKeys of that domain.
• Update /.httpd/certificate-status to correctly handle multiple keys.

Many thanks to @tlhackque for these.