Bulgarian translation updated to r5419 by Ivan Cenov (#8027).
Traditional Chinese translation updated to r5437 by ChunChang Lo (#7820).
remove duplicate keys from Traditional Chinese translation.
Traditional Chinese translation updated to r5337 by ChunChang Lo (#7820).
Bulgarian translation updated to r5264 by Ivan Cenov (#8027).
Swedish translation updated by Nicklas Holm (#8036).
Traditional Chinese translation updated to r5294 by ChunChang Lo (#7820).
Traditional Chinese translation updated to r5182 by ChunChang Lo (#7820).
European Portuguese translation updated by Alberto Ferreira (#7531).
Japanese translation updated by Kota Shiratsuka (#8133).