patch applied (packages/OpenGL): Added support for ARB_half_float_pixel

[Sven Panne]

Sat May  9 06:33:59 PDT 2009  Sven Panne <sven.panne at aedion.de>
  * Added support for ARB_half_float_pixel
  Ignore-this: d5eba576b3a5a6848a374464a52fc52b

    M ./Graphics/Rendering/OpenGL.hs +1
    M ./Graphics/Rendering/OpenGL/GL/DataType.hs +3

View patch online:
http://darcs.haskell.org/packages/OpenGL/_darcs/patches/20090509133359-bbc36-9786eabe682154f71a9e32f3fddb336a440daaed.gz