New csf v2.79

Changes:

• Bug fixes
• Added ACCEPT rule to 127.0.0.1:25 for the “cpanel” user if SMTP_BLOCK is enabled for the new cPanel Webmail configuration in v11
• Added new configuration option DROP that allows you to choose the drop target for rejected packets (see csf.conf for more information)
• Remove /etc/cron.d/csf_update on uninstall