pfSense

When saving a GIF interface, do not allow the user to enter a subnet directly in the address box. The subnet is determined by the "GIF tunnel subnet" drop-down. Fixes #7789

(cherry picked from commit 6d028dc26c129ce1b0b25551142819772664f1e5)
(cherry picked from commit c7fd6ec9b196b0d7c37d14dad13f745dab82420d)

fixed #7795
By changing var name to no longer conflict with ipsec widget

(cherry picked from commit 3ed475b11dfcb2999a71195987495ccf05808127)
(cherry picked from commit bc2772c18ef2aa9a32b941fcf79c0c160fad7666)

Eliminate unused functions from functions.inc.php

Backport 2.4 getstats format for ease of maintenance

Fix system information widget display order

Avoid JS error by always rendering mobile ipsec DIV, even if empty

Fixed JSON format in IPSec widet per Kill Bill (Thanks!)

Interfaces menu "(Assign)" -> "Assigments"
Add support for menu divider bars

Revise CPU load display to eliminate sleep in AJAX call

No longer experimental so comment removed