* audio/mpga=mpga<br>
     * audio/mp4=mp4a<br>
     * audio/ogg=oga<br>
     * audio/x-wav=wav<br>
     * image/webp=webp<br>
     * image/bmp=bmp<br>
     * image/x-icon=ico<br>
     * image/x-icon=ico<br>
     * image/png=png<br>
     * image/svg+xml=svg<br>
     * image/tiff=tiff<br>
     * image/jpeg=jpg<br>
     *  */
    String INDEX_FILETYPE = "index.filetype";

    /** The key of the message: BMP Image */
    public static final String LABELS_facet_filetype_bmp = "{labels.facet_filetype_bmp}";

    /** The key of the message: ICO Image */
    public static final String LABELS_facet_filetype_ico = "{labels.facet_filetype_ico}";

    /** The key of the message: PNG Image */
    public static final String LABELS_facet_filetype_png = "{labels.facet_filetype_png}";