(cherry picked from commit aeb8d52e)

(cherry picked from commit daa479b4)

(cherry picked from commit eb53c065)

(cherry picked from commit 61ec0fcd)
(cherry picked from commit f42e229b)
(cherry picked from commit 3161dece)
(cherry picked from commit a35211fd)

(cherry picked from commit aac5b9ec)

(cherry picked from commit 7c3cef57)

Checking out a ports tree seems to be a bit over the top.

(cherry picked from commit ebf6cef8)

(cherry picked from commit 937d7ec8)

(cherry picked from commit bae8ece5)

(cherry picked from commit 5e4a0073)

(cherry picked from commit e1749af0)

(cherry picked from commit 01867a1b)

PR: https://forum.opnsense.org/index.php?topic=2273.0
(cherry picked from commit c831f3c6)

(cherry picked from commit 8353aea4)

(cherry picked from commit 27f83256)

Not explained why added in 2012 and never touched since.  Also only
works on one device.

(cherry picked from commit f032e088)

(cherry picked from commit 117c292e)

(cherry picked from commit 66f0288a)

(cherry picked from commit 74d908fc)
(cherry picked from commit 9bf6c144)

(cherry picked from commit 4aa0ce0f)

(cherry picked from commit 0cf6b0b4)

Brings it a littler close to how "services" category works now.

(cherry picked from commit 12e5e93f)

1,2,3, this is a test...

(cherry picked from commit 4910a442)

(cherry picked from commit 9af0f599)

(cherry picked from commit 6b18b3ec)

(cherry picked from commit 3f5a8b70)

(legacy) cleanup and validate url alias download, closes https://github.com/opnsense/core/issues/877

(cherry picked from commit cdb5304d)

(cherry picked from commit bfe5a992)

(cherry picked from commit 1ed6b998)

Signed-off-by: Isaac (.ike) Levy <ike@blackskyresearch.net>
(cherry picked from commit 19d92d53)

(cherry picked from commit 23f14082)

(cherry picked from commit 7a4fe2a1)

(cherry picked from commit 796986fa)

Taken from: https://translate.opnsense.org/

(cherry picked from commit dcc44316)

Using this version, it will already be possible to "delete" (sub)menus from inherited structures, using the visibility="delete" tag on an item.

(cherry picked from commit d5378085)

(cherry picked from commit d4d4b2ee)

(cherry picked from commit 0af2ca39)

(cherry picked from commit a3169a51)

(cherry picked from commit 3bcaaa9b)
(cherry picked from commit 98b3b2b2)
(cherry picked from commit fe8706b6)
(cherry picked from commit c013ef01)
(cherry picked from commit a6dcd976)