Documented most of the still relevant tools

src/dawntools/util/Language.hpp

@@ -13,6 +13,13 @@ struct LanguageString {
   std::string text;
 };
 
+/**
+ * Shorthand method to save a list of languages to a file.
+ * 
+ * @param languagesDir Directory where the language(s) are to be stored.
+ * @param strings List of strings to store.
+ * @return 0 for success, otherwise for failure.
+ */
 static int32_t languageSaveStrings(
   std::string languagesDir,
   std::vector<struct LanguageString> strings