patch applied (packages/OpenGL): Made ' uniform' a ' StateVar' to allow queries, too

[Sven Panne]

Wed Nov 22 05:01:06 PST 2006  sven.panne at aedion.de
  * Made 'uniform' a 'StateVar' to allow queries, too

    M ./Graphics/Rendering/OpenGL/GL/Shaders.hs -21 +45