/** The key of the message: Token */
    public static final String LABELS_TOKEN = "{labels.token}";

    /** The key of the message: Synonym File */
    public static final String LABELS_SYNONYM_FILE = "{labels.synonymFile}";

    /** The key of the message: Stopwords File */
    public static final String LABELS_STOPWORDS_FILE = "{labels.stopwordsFile}";

    /** The key of the message: Stemmer Override File */