Core: Add "GetRaceNameByID" and "GetClassNameByID" to get localized class and race names.

Core: Add "GetRaceNameByID" and "GetClassNameByID" to get localized class and race names.
Merge pull request #9815 from Ascathor/master

Core: Add "GetRaceNameByID" and "GetClassNameByID" to get localized class and race string.