New csf v8.17

Changes:

• Fixed 12 month statistics pie chart rendering
• Increased default value and sanity range for PT_USERMEM
• Modified SMTP_BLOCK to use iptables multiport
• Added new feature: SMTP_REDIRECT. This redirects non-authorised outbound SMTP connections to the local SMTP server
• Ensure LF_PERMBLOCK IP’s are removed from csf.tempip when rotating csf.deny after reaching DENY_IP_LIMIT
• Remove stale csf.tempip entries on lfd startup
• Added IPv6 support to RT_LOCALHOSTRELAY tracking
• Update binary locations for new installations on DirectAdmin Debian
• Improved fix for detection of ip6tables nat chains
• Added UI Firewall Configuration On/Off buttons
• Added UI Firewall Configuration dropdowns for some value ranges
• Updated UI restricted list
• Updated sanity checks
• Various UI updates and modifications
• Added a warning when using mod_cloudflare to Server Check Report