Changes with nginx 0.7.5 01 Jul
*) Bugfixes in variables support in the "access_log" directive; the
had appeared in 0.7.4.
*) Bugfix: nginx could not be built --without-http_gzip_module; the
had appeared in 0.7.3.
Thanks to Kirill A. Korinskiy.
*) Bugfix: if sub_filter and SSI were used together, then responses might were transferred incorrectly.