* EGL is the interface between the window and opengl. The purpose is to replace GLX/WGL in a crossplatform way.
Unfortunately so far only opensource driver use it (need not yet released mesa 9.0)
* clean most of the legacy GSopen1 window management. Only keep a basic window for debug with replayer.
git-svn-id: http://pcsx2.googlecode.com/svn/trunk@5422 96395faa-99c1-11dd-bbfe-3dabce05a288