Update Dutch translation
treea2542583d3e4c9e6618661796a03e8a8f6190c7c
-rw-r--r-- 3766 DEVELOPERS.md
-rw-r--r-- 4128 README.md
-rw-r--r-- 155 game.conf
drwxr-xr-x - menu
-rw-r--r-- 126 minetest.conf
drwxr-xr-x - mods
-rw-r--r-- 80052 screenshot.png