pfSense

Ensure RO user can't trigger log changes. Fixes #15874

kea: keep the config.xml tidy when saving settings with empty values

kea: enable static arp support, Feature #15654

Set picture widget download file ext. Fixes #15767

Refine widget validation checks. Fixes #15844

Config access regression when saving dnsmasq overrides. Fix #15890

Dashboard widget settings and widgetkey validation. Issue #15844

• Adds validation of submitted widgetkey values before use when storing widget settings and other similar operations.
• Adds validation of widget settings which were not already validated.

Validate inputs when killing OpenVPN clients. Fixes #15856

While here, fix the JS 'busy' icon switching for both the widget and status page.

Ignore queue status interface. Fix #15885

Return the previous condition; $altqstats['interface'] is not required.

Don't separate the last array key in config access paths