Refactored 'ui_tidy_wins()' to return bool and not output text, Corrected underline, removed call to function 'wins_resize_all()'.

src/ui/ui.h

@@ -216,7 +216,7 @@ void ui_show_all_room_rosters(void);
 void ui_hide_all_room_rosters(void);
 gboolean ui_chat_win_exists(const char * const barejid);
 
-void ui_tidy_wins(void);
+gboolean ui_tidy_wins(void);
 void ui_prune_wins(void);
 gboolean ui_swap_wins(int source_win, int target_win);