tmux fix to get pane-title as the new window-title, when we break out a pane

tmux.patch

index d0a5a45..8445ba3 100644
--- a/cmd-break-pane.c
+++ b/cmd-break-pane.c
@@ -80,9 +80,9 @@ cmd_break_pane_exec(struct cmd *self, struct cmd_q *cmdq)
        w = wp->window = window_create1(s->sx, s->sy);
        TAILQ_INSERT_HEAD(&w->panes, wp, entry);
        w->active = wp;
-       name = default_window_name(w);
+       name = wp->base.title;
        window_set_name(w, name);
-       free(name);
+       options_set_number(&w->options, "automatic-rename", 0);
        layout_init(w, wp);
 
        base_idx = options_get_number(&s->options, "base-index");