doc: Add Philips TIFF and Ventana TIFF to format list

Author: bgilbert

doc/index.rst

@@ -19,9 +19,10 @@ OpenSlide can read virtual slides in several formats:
 * Hamamatsu_ (``.ndpi``, ``.vms``, ``.vmu``)
 * Leica_ (``.scn``)
 * MIRAX_ (``.mrxs``)
+* Philips_ (``.tiff``)
 * Sakura_ (``.svslide``)
 * Trestle_ (``.tif``)
-* Ventana_ (``.bif``)
+* Ventana_ (``.bif``, ``.tif``)
 * `Generic tiled TIFF`_ (``.tif``)
 
 OpenSlide Python is released under the terms of the `GNU Lesser General
@@ -32,6 +33,7 @@ Public License, version 2.1`_.
 .. _Hamamatsu: http://openslide.org/formats/hamamatsu/
 .. _Leica: http://openslide.org/formats/leica/
 .. _MIRAX: http://openslide.org/formats/mirax/
+.. _Philips: http://openslide.org/formats/philips/
 .. _Sakura: http://openslide.org/formats/sakura/
 .. _Trestle: http://openslide.org/formats/trestle/
 .. _Ventana: http://openslide.org/formats/ventana/