progs/demos: fix glut initialization calls

Remove glutInitWindowPosition() calls to play nicer with window managers.

Move glutInitWindowSize() calls before glutInit() so the the default window
size can be overridden by the -geometry cmd line option.

progs/demos/fplight.c

@@ -268,9 +268,8 @@ static void Init( void )
 
 int main( int argc, char *argv[] )
 {
-   glutInit( &argc, argv );
-   glutInitWindowPosition( 0, 0 );
    glutInitWindowSize( 200, 200 );
+   glutInit( &argc, argv );
    glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
    Win = glutCreateWindow(argv[0]);
    glewInit();