pfSense

Captive portal: convert tables to sortable tables

Convert the used vouchers table from the old GET order method to a sortable table, and make the other tables (allowed IPs, hostnames, zones) sortable too.

(cherry picked from commit 0122f1d05b24ff8160b9ec42af382185572788c4)

Fix "<onchange>" tag processing in package XML handling

Use sprintf()
(cherry picked from commit ea0a3f9ced58ab872e8cf83fb3c6200a5409bdb8)

gettext-ize this while here
(cherry picked from commit 2f7cd36737b4e1b1ba02061c6c25f538bf9ed2b3)

Add enable link to Status > UPnP & NAT-PMP error message if disabled (Todo #6689)
(cherry picked from commit cbe5405f70c8f1443b90d35a16890bcd9dc22714)

Use empty()
(cherry picked from commit 605a9e6c1f1fae786468b81bf7c911a874048fad)

Fix CPU update period in System Information widget

This only updates after the refresh period set in System - General Setup - Dashboard update period; should not be hardcoded.
(cherry picked from commit 827c3f1e2bd99a4b27e65d0fa317bcb3b8944943)

Fix display of the number of states in the firewall rules page

For numbers greater than 1000 format_number() returns strings formatted like N.NNN K/M/G/T, that get cut to only the integer part if '%d' is used.

(cherry picked from commit ef0e956e48ec1b97a307a546cbc24d00872cde1f)

Allow "DHCP" in upper or lower case when adding LAN IP to setup wizard

Disable DHCP server on interfaces with subnet >= 31. Fixes #6930