pfSense

Also trim if() statement

add trim() to $_POST['auth_user'] & $_POST['auth_user2']

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

Init filter rules in firewall_nat.php. Fixes #9193

Merge pull request #4019 from GrantSheehan/master

Rework cert keylen/digest validation. Fixes #9180

Fix DigitalOcean DynDNS client

Fixes the check on the return value since it's been updated to use
HTTP/2 syntax. Also adds logic to allow using `@` to denote updating the
root domain A record as well.

Fix array init in setup_wizard.xml. Fixes #9170