Can now force window aspect ratio to 4:3.

src/video.c

@@ -156,6 +156,7 @@ int video_get_video_from_internal_name(char *s)
 }
 
 int video_fullscreen = 0, video_fullscreen_scale, video_fullscreen_first;
+int video_force_aspect_ration = 0;
 uint32_t *video_15to32, *video_16to32;
 
 int egareads=0,egawrites=0;