pfSense

Add playback files for disabling and enabling CARP maintenance mode. Ticket #6560

Omit <secret> tags from L2TP in status.php config.xml dump.

Restore 2.2.x and prior means of obtaining pfsync nodes to avoid exhausting memory on systems with large state tables. Ticket #6364

Flush link-local IPs so we do not get stale data and do not waste time deleting IP if it is already set to fe80::1:1

Rename item #12 in console menu

The console menu item #12 ("pfSense/$product developer shell") has a pointless title that doesn't help users much. It also actively obscures from router admins the useful tools it contains which is a negative side-effect....

Update include() to include_once()

For safety, use include_once() when including various "side" files.
There are a couple of instances of include("guiconfig,inc") that I
changes to use require_once() to be consistent with everywhere else.
The remaining cases of include() are just (hundreds of) head.inc and...

Shorten gwifip if whole socket path exceeds 100 chars

dpinger stopps with an error when the socketname exceeds over
(around) 100 characters. The dpinger will not start and not deliver
monitoring results to the WebUI.

These long socket names can get created when using link-local addresses...

Use a different delimiter for dpinger socket names

Currently underscores are used to seperate gwifip, monitorip, etc, but
underscors are also used in vlan subinterfaces like em0_vlan10 and
therefore can't be used because the interface scope is appended to IPv6...

Set pipe_slot_limit to the maximum configured qlimit value. Move the set_sysctl out if the block where it only gets run if dummynet isn't already loaded. Ticket #6553

Clean up limiter text. Remove old commented out bit.