pfSense

type cast traffic graph inputs to fix #9072

status.php optimizations. Implements #9290

• Rewrites the command output so it is first written to files, then read through line-by-line to PHP. Should be much more efficient and consume less memory, making the previously "too large" commands viable.
• Increase verboseness of ifconfig output, add supported media...

Fix desc of OpenVPN sync to show that it also syncs certs. Fixes #9283

Packet capture page fixes. Fixes #9239

• Add "None" output level
• Detect large files and refuse to print them in the GUI textarea
• Ensure output buffering is off before doing readfile to avoid PHP
  consuming memory while downloading a large capture.

Init array for 6o4 tunneling Fixes #9264

Allow a trailing dot in a hostname on diag_dns.php. Fixes #9276

Remove links to DNSStuf tools. Fixes #9275

Fix saving IPv6 over IPv4 tunneling NAT setting. Fixes #9264

Update copyright notices to 2019. Happy New Year

Change alias name/pf keyword check to be case insensitive. Fixes #9231