master
The "multipath" parameter of the "listen" directive.
Mail: PROXY protocol v2 support to backends
Mail: fixed clearing s->passwd in auth http requests.
Mail: logging upstream to the error log with "smtp_auth none;".
Mail: fix session cleanup on error path
Mail: connections with wrong ALPN protocols are now rejected.
Copyright updated.
Mail: fixed type overflow in IMAP literal length parser.
Mail: realip module.
Mail: style
SSL: support for compressed server certificates with OpenSSL.