message: Note TIFF encoding support in README
diff: @@ -25,7 +25,7 @@ https://docs.rs/image
  | GIF | Yes | Yes |
  | BMP | Yes | RGB(8), RGBA(8), Gray(8), GrayA(8) |
  | ICO | Yes | Yes |
  -| TIFF | Baseline(no fax support) + LZW + PackBits | No |
  +| TIFF | Baseline(no fax support) + LZW + PackBits | RGB(8), RGBA(8), Gray(8) |
  | Webp | Lossy(Luma channel only) | No |
  | PNM | PBM, PGM, PPM, standard PAM | Yes |
  