Updated to nginx 1.4.4

Changes with nginx 1.4.4                                        19 Nov 2013

    *) Security: a character following an unescaped space in a request line
      was handled incorrectly (CVE-2013-4547); the bug had appeared in
      0.8.41.
      Thanks to Ivan Fratric of the Google Security Team.

Changes with nginx 1.4.3                                        08 Oct 2013

    *) Bugfix: a segmentation fault might occur in a worker process if the
      ngx_http_spdy_module was used with the "client_body_in_file_only"
      directive.

    *) Bugfix: a segmentation fault might occur on start or during
      reconfiguration if the "try_files" directive was used with an empty
      parameter.

    *) Bugfix: the $request_time variable did not work in nginx/Windows.

    *) Bugfix: in the ngx_http_auth_basic_module when using "$apr1$"
      password encryption method.
      Thanks to Markus Linnala.

    *) Bugfix: in the ngx_http_autoindex_module.

    *) Bugfix: in the mail proxy server.

(imil)