Render to the applet instead of its parent window since that doesn't work.

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@223 ed5b42cb-e716-0410-a449-f6a68f950b19

src/java/com/threerings/media/ManagedJApplet.java

@@ -43,6 +43,7 @@ public class ManagedJApplet extends JApplet
     public void init (FrameManager fmgr)
     {
         _fmgr = fmgr;
+        setIgnoreRepaint(true);
     }
 
     // from interface FrameManager.ManagedRoot