TranslationUtil.cc: Added "afr" => "afr" as valid 3-letter 639-2/B and 639-2/T codes, see ubtue/DatenProbleme#770
TranslationUtil.cc: Added "afr" => "afr" as valid 3-letter 639-2/B and 639-2/T codes, see ubtue/DatenProbleme#770

ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools,ubtue/ub_tools