framebuffer: start cleanup / refactoring

in order to not clash with upstream all the time, copy the files
over to framebuffer_ng.{cpp,h} and include this from old include file.

src/driver/framebuffer.h

@@ -23,6 +23,8 @@
 	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
+#include "framebuffer_ng.h"
+#if 0
 
 #ifndef __framebuffer__
 #define __framebuffer__
@@ -272,3 +274,4 @@ class CFrameBuffer
 };
 
 #endif
+#endif