[FS#454] ARV7519RW22 physical port order

[LEDE Bugs]

The following task has a new comment added:

FS#454 - ARV7519RW22 physical port order
User who did this - howl (howl)

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Sorry most of the changes to the build system are from Felix Fietkau, anyways my opinion remains the same as it's still a fact that you make many other type of commits in a lot of parts most of them not easy ones.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=454#comment1564