Update the torrent history as the app runs, so it won't be lost if it

doesn't exit properly

macosx/Controller.h

@@ -113,6 +113,7 @@
 - (void) showInfo:        (id) sender;
 
 - (void) updateUI:        (NSTimer *) timer;
+- (void) updateTorrentHistory;
 - (void) sleepCallBack:   (natural_t) messageType argument:
                         (void *) messageArgument;