Changes with nginx 0.3.6 24 Oct 2005

    *) Change: now the IMAP/POP3 proxy do not send the empty login to
       authorization server.

    *) Feature: the "log_format" supports the variables in the $name form.

    *) Bugfix: if at least in one server was no the "listen" directive,
       then nginx did not listen on the 80 port; bug appeared in 0.3.3.

    *) Bugfix: if the URI part is omitted in "proxy_pass" directive, the
       the 80 port was always used.