Some languages have identifiers that gettext can't determine
automatically in all OS'es. An example is Norwegian (no_NO, deprecated)
with its Bokmål (nb_NO) and Nynorsk (nn_NO) form.
Signed-off-by: Henrik Brautaset Aronsen <subsurface@henrik.synth.no>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>