Lightweight Java Game Library Code

LINUX: Made pbuffer creation independent of the Display context

Implemented reference counted loading of gl library in java

Made the mouse grab and native cursor properties persistent over destroy()/create()

Mouse reset coordinate fix

Removed extra System.out

take out check on alcMakeContext again, the result type is differs on different platforms

Added more error checking in OpenAL. Unload native stubs on AL destroy.

all initNativeStub() methods throws LWJGLException

Moved openal native stub loading to java

Make sure the GL11 native stubs are unloaded too.

Throw exception when wglMakeCurrent fails