-if nintendont gets loaded with the wrong IOS it will try to load IOS58 by itself
-added code which makes sure we have permission to use the disc drive
-added a missing redraw when you change settings

git-svn-id: http://nintendon-t.googlecode.com/svn/trunk@264 6acfca08-c3de-247c-4448-9f1a92385553