(cherry picked from commit 4b013c0b)

(cherry picked from commit 0ec32edf)

(cherry picked from commit 66d8d5f0)

(cherry picked from commit 37d890f1)

(cherry picked from commit 71d06a6f)

(cherry picked from commit d7822a5f)

(cherry picked from commit ee567e36)

(cherry picked from commit 41232ca5)

(cherry picked from commit 72ef0b01)

(cherry picked from commit 7a43d708)

services_dyndns_edit: wrong parameter type for htmlspecialchars, closes https://github.com/opnsense/core/issues/813

(cherry picked from commit 9da1b92e)

Requires FLAVOUR setting of not OpenSSL and git + gettext-tools
packages installed.

(cherry picked from commit 445504da)

(cherry picked from commit 65c3270c)

(cherry picked from commit 880980a7)

(cherry picked from commit a70e1e97)

(cherry picked from commit 9a9af1b6)

(cherry picked from commit 92c9c04d)

(cherry picked from commit 3142c218)

(cherry picked from commit 78ee8848)

(cherry picked from commit dba4ef58)

(cherry picked from commit fa9639fe)

(cherry picked from commit 6e9a10aa)

Reported by: @fabianfrz @lattera

(cherry picked from commit ba7db37e)

(cherry picked from commit e3661520)

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

(cherry picked from commit 75eec228)

(cherry picked from commit b21a4f1d)

(cherry picked from commit 1dd023c8)

(cherry picked from commit cb92d402)

(cherry picked from commit 3b0f081c)

(trafficshaper) change meaning of direction + dual interfaces, doesn't match the correct traffic at the moment

(cherry picked from commit dbad45a3)

(cherry picked from commit 4fb7a0c8)

(cherry picked from commit 2999ce9d)

(cherry picked from commit cb856c71)

(cherry picked from commit b3d6d798)

Template rule for transparent mode are not properly adapted,
but they are user-configurable so that's not a problem.

(cherry picked from commit af9fc279)

(cherry picked from commit 8a47ae75)

(cherry picked from commit 17a14091)

(cherry picked from commit f79018c6)

(cherry picked from commit d0aa452c)

(cherry picked from commit 922dfa5d)