Allow ',' in the watching menu to sort by the previous column.

git-svn-id: svn://katsu.triplehelix.org/dgamelaunch/trunk@508 db0b04b0-f4d1-0310-9a6d-de3e77497b0e

dgamelaunch.c

@@ -562,6 +562,10 @@ inprogressmenu (int gameid)
 	    if (sortmode < (NUM_SORTMODES-1)) sortmode++; else sortmode = SORTMODE_NONE;
 	    break;
 
+	case ',':
+	    if (sortmode > 0) sortmode--; else sortmode = (NUM_SORTMODES-1);
+	    break;
+
 	case 12: case 18: /* ^L, ^R */
 	  clear ();
 	  break;

examples/dgl_menu_watchmenu_help.txt

@@ -4,7 +4,7 @@
  ----------------------
  ?        show this help.
  > <      next/previous page.
- .        change sorting method.
+ . ,      change sorting method.
  q Q      return to main menu.
  a-zA-Z   select a game to watch.
  *        start showing a randomly selected game.