Removed the GL_SGIX/SGIS_pixel_texture extensions.  Same thing can be
done with fragment programs nowadays.
diff --git a/docs/VERSIONS b/docs/VERSIONS
index 22eae50..6cf48e6 100644
--- a/docs/VERSIONS
+++ b/docs/VERSIONS
@@ -1422,5 +1422,6 @@
 	- MESA_GLX_ALPHA_BITS env var for xlib driver
     Changes:
 	- removed GL_HP_occlusion_test (use GL_ARB_occlusion_query instead)
+	- removed GL_SGIX/SGIS_pixel_texture extensions
     Bug fixes: