pfSense

Fix track6 prefix id range check, reported by jimp

Allow blank source port in diag_testport

Reported by forum https://forum.pfsense.org/index.php?topic=86146.0
Also, if there are input validation errors, save the user-entered data and re-display it, making it easier for the user to just correct the data in error and press Test again. It was blanking out all the entered data.

Fix lineup of copyright lines

and module names and other bits of formatting and typos in header
comment sections.

Remove duplicate copyright

Noticed these had the copyright twice

Welcome 2015

IPsec Widget allow for old settings that have no iketype

as mentioned in https://forum.pfsense.org/index.php?topic=84527.msg471919#msg471919
This change makes it work like similar if tests in /usr/local/wwwvpn_ipsec.php, and code in /etc/inc/vpn.inc that effectively defaults to ikev1 when iketype is not specified....

Allow for old settings that have no iketype

This bit of code looks like it could do with the same test as https://github.com/pfsense/pfsense/pull/1412
This is executed when the "Connect" button is pressed from Status->IPsec
Somebody with these problematic old IPsec entries could test this - with current code I suspect that disconnect followed by connect - it will not connect. With this change it will (might?) connect again.

Captive portal spelling

Backout pull request #1391

https://forum.pfsense.org/index.php?topic=85944.0

Backout pull request #13191

Fix unbound shortcut links

Fixes redmine #4151
1) Make the naming in shortcuts.inc more clear - forwarder=dnsmasq
resolver=unbound
2) Make the value of $shortcuts_section correct in each dnsmasq and
unbound php code
3) Make diag_logs_resolver.php smarter, so if dnsmasq is enabled, then...