Move GLES20 source into standard locations
Move Khronos headers into their respective components, to be exported by each.
Remove hostthreadadapter as nothing outside of the vghwapiwrapper, which now contains the code, needs it
#ifndef _OLE2VER_H
#define _OLE2VER_H
#if __GNUC__ >=3
#pragma GCC system_header
#endif
#define rmm 23
#define rup 639
#endif