Fixing minor bugs in texts, encoding, UI

src/Localization.h

@@ -1,4 +1,4 @@
-#pragma once
+#pragma once
 #include <string>
 
 namespace ZL {
@@ -29,4 +29,6 @@ std::string readLocalizedConfigFile(const std::string& basePath, const std::stri
 // location scripts start dialogues eagerly as soon as they're loaded.
 void loadLanguageSetting();
 
+Language detectSystemLanguage();
+
 } // namespace ZL