gfio: demo of how to inherit option values into edit window

We now fill FIO_OPT_STR_STORE options directly into the edited
values.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/gfio.c b/gfio.c
index 5413da2..15fce1d 100644
--- a/gfio.c
+++ b/gfio.c
@@ -2416,8 +2416,11 @@
 static void edit_job_entry(GtkWidget *w, gpointer data)
 {
 	struct gui *ui = (struct gui *) data;
+	struct gui_entry *ge;
 
-	gopt_get_options_window(ui->window);
+	ge = get_ge_from_cur_tab(ui);
+	if (ge && ge->client)
+		gopt_get_options_window(ui->window, &ge->client->o);
 }
 
 static void start_job_entry(GtkWidget *w, gpointer data)