sr "српски јези" translation #4958. Author: Anonymous.
Revert "sr "српски јези" translation #4958. Author: Anonymous."

This reverts commit 2a8b51a170c985ead3b88c4063d2ed0c3b67a4d0.
be "Беларуская" translation #4960. Author: Anonymous.
nb "Norsk bokmål" translation #4962. Author: Anonymous.
ja "日本語" translation #4964. Author: Golgo13.
id "Bahasa Indonesia" translation #4965. Author: Anonymous.
amend japanese translation
ja "日本語" translation #4968. Author: Golgo13.
sv "svenska" translation #4969. Author: Golgo13.