Integrate Czech and Polish translations

app/settings/streamingpreferences.cpp

@@ -227,6 +227,10 @@ QString StreamingPreferences::getSuffixFromLanguage(StreamingPreferences::Langua
         return "it";
     case LANG_HI:
         return "hi";
+    case LANG_PL:
+        return "pl";
+    case LANG_CS:
+        return "cs";
     case LANG_AUTO:
     default:
         return QLocale::system().name();

app/settings/streamingpreferences.h

@@ -88,6 +88,8 @@ public:
         LANG_EL,
         LANG_IT,
         LANG_HI,
+        LANG_PL,
+        LANG_CS,
     };
     Q_ENUM(Language);