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

(cherry picked from commit 1babe168)

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(cherry picked from commit 7c3cef57)

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

(cherry picked from commit ebf6cef8)

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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)

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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)

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(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)