da "Dansk" translation #2510. Author: Anonymous.
ru "русский язык" translation #2511. Author: Nikkou.
hu "Magyar" translation #2512. Author: Kevin.
sr "српски јези" translation #2513. Author: slavking. cyrillization
manual translation update
et "eesti, eesti keel" translation #2516. Author: Anonymous.
update user ranking every 10 minutes
cleanup assets