v0.9t:
- Option to disable MX lookups
- Separate config files or work directories supplied in parameters
-- Process CTRL-C properly to quit from user mode gracefully
++ Process CTRL-C properly to quit from user mode gracefully
- IPv6
- Bind to user-specified IPs
+ Option to add Reply-To header to forwarded e-mails
++ Fix non-RFC-compliant handling of lines starting with dots
++ Fall back to HELO when remote server doesn't support EHLO
+- Implement CHUNKING extension
+- Implement more proper reactions for non-standard replies and sequence breaking
v0.9s:
+ Change "Client disconnected, and thread exited successfully." to "Client disconnected."