patch applied (packages/GLUT): Added support for window state callback (freeglut)

[Sven Panne]

Wed Apr  1 10:24:56 PDT 2009  Sven Panne <sven.panne at aedion.de>
  * Added support for window state callback (freeglut)
  Ignore-this: 7b2d05195fbf3bd8dd970656cde432e0

    M ./Graphics/UI/GLUT/Callbacks/Window.hs -2 +58

View patch online:
http://darcs.haskell.org/packages/GLUT/_darcs/patches/20090401172456-bbc36-4b32bfd3100cceb3a76ecd10b9ba3a0554e288d2.gz