Changes with nginx 1.2.3                                         07 Aug 2012
    *) Feature: the Clang compiler support.
    *) Bugfix: extra listening sockets might be created.
       Thanks to Roman Odaisky.
    *) Bugfix: nginx/Windows might hog CPU if a worker process failed to
       start.
       Thanks to Ricardo Villalobos Guevara.
    *) Bugfix: the "proxy_pass_header", "fastcgi_pass_header",
       "scgi_pass_header", "uwsgi_pass_header", "proxy_hide_header",
       "fastcgi_hide_header", "scgi_hide_header", and "uwsgi_hide_header"
       directives might be inherited incorrectly.
    *) Bugfix: trailing dot in a source value was not ignored if the "map"
       directive was used with the "hostnames" parameter.
    *) Bugfix: incorrect location might be used to process a request if a
       URI was changed via a "rewrite" directive before an internal redirect
       to a named location.