curses update

Miscellaenous stuff either groundwork for or noticed while updating
curses status.  The status changes themselves need some more testing.
One or two of the comments refer to that revised status which hasn't
been checked in yet.

win/curses/curswins.c

@@ -490,9 +490,6 @@ curses_puts(winid wid, int attr, const char *text)
 #if 0
     if (wid == STATUS_WIN) {
         curses_update_stats();     /* We will do the write ourselves */
-        /* Inventory updating isn't performed on redraws, so
-           also update inventory here... */
-        curses_update_inventory();
         return;
     }
 #endif