grommunio-admin-api 1.20

• Add endpoint to generate DKIM keypairs
• Enable and fix default/anonymous public folder permissions
• Fix 'anonymous' user folder permission deletion
• Unload mailbox store before deleting the user record to avoid orphaned files
• Deduplicate OpenAPI operation IDs to fix startup spec validation
• Fix 'bad escape sequence' warnings
• CLI: add units to more user properties
• Fix malformed LDAP filter when group DN contains filter metacharacters
• Escape domain names in LDAP user search filter as defense in depth