[FS#577] Poweroff command hand Geode system instead of switch off.

[LEDE Bugs]

The following task has a new comment added:

FS#577 - Poweroff command hand Geode system instead of switch off.
User who did this - Felix Fietkau (nbd)

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My tree contains changes that need more testing before they can be merged. I rebase it frequently. I've pushed the change as r3837-9b940fe80d, thanks for testing.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=577#comment2307