private static void addFilterParams(@NonNull final Map<String, String> valueMap) {
        valueMap.put("status", "Available|Temporarily unavailable");
    }
Return a pipe-separated list of preferred languages. English and the device default language (if different) will
always be in the list. A user-set language will be first (if set).
main/src/main/java/cgeo/geocaching/connector/oc/OkapiClient.java