Bye bye PseudoColor! :)

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%403420

TODO

@@ -5,6 +5,7 @@
    - in progress, software support is done, Ryan is working on OpenGL shaders
  * Implement desktop video mode change notification?
  * Implement icon support (with translucency?)
+ * Remove <= 8-bit palettized display support
  * Add diagonal line clipping to SDL_IntersectRectAndLine()
  * Add OpenGL 3.0 context support
  * Verify mouse grab support