Add missing include.
iso639: Add Standard Moroccan Tamazight.

See http://www.loc.gov/standards/iso639-2/php/code_changes.php

Obtained from:	DragonflyBSD (commit 2d64ea1d0ec1beacc8f4e22353b7eb84c6f2b3f0)
wiigpio depends on options WII.
Handle the IRQ for the reset button.