Dialogue fixes and tests.

internal/reader/tracking_test.go

@@ -37,7 +37,8 @@ func TestCursorNavigationWithStatusChanges(t *testing.T) {
 	after := fixture("Message one", "Message two", "2/2 messages")
 	after.Y = 1
 	r.Note_input(true, false, false)
-	if got := r.Update(after); !reflect.DeepEqual(got, []presentation.Message{{Text: "Message two"}}) {
+	want := []presentation.Message{presentation.Character_message('2'), {Text: "Message two"}}
+	if got := r.Update(after); !reflect.DeepEqual(got, want) {
 		t.Fatal("status line hid focused message", got)
 	}
 	if r.review.Active() {