Currently translated at 31.6% (249 of 787 strings)

Currently translated at 25.4% (200 of 787 strings)

After this, it should hopefully not record line numbers anymore,
so the diffs of updatepo.sh runs are smaller. Well, this is theory,
lets see how it will turn out to be in practice.

This reverts commit e4e4324a.

Conflicts:
	po/minetest.pot
	po/*/minetest.po