Devices can now be marked as not working, and disabled in release builds.

Video card menu now build dynamically from list.

src/device.h

@@ -1,6 +1,7 @@
 typedef struct device_t
 {
         char name[50];
+        uint32_t flags;
         void *(*init)();
         void (*close)(void *p);
         int  (*available)();
@@ -12,6 +13,12 @@ typedef struct device_t
 void device_init();
 void device_add(device_t *d);
 void device_close_all();
+int device_available(device_t *d);
 void device_speed_changed();
 void device_force_redraw();
 char *device_add_status_info(char *s, int max_len);
+
+enum
+{
+        DEVICE_NOT_WORKING = 1 /*Device does not currently work correctly and will be disabled in a release build*/
+};