New csf v6.02

Changes:
– Modify MESSENGER HTML header to return code 403 instead of 200
– Modify UI daemon to fallback to IPv4 if IPV6 setting is not enabled
– Added new options LF_SYMLINK and LF_SYMLINK_PERM. This feature enables detection of repeated Apache symlink race condition triggers from the Apache patch provided by:
http://www.mail-archive.com/dev@httpd.apache.org/msg55666.html
This patch has also been included by cPanel via the easyapache option:
“Symlink Race Condition Protection”