@Override
  public MapSettings setProperty(String key, String value) {
    return (MapSettings) super.setProperty(key, value);
  }
@Test
  public void ignore_case_of_boolean_values() {
    Settings settings = new MapSettings();
    settings.setProperty("foo", "true");
    settings.setProperty("bar", "TRUE");
    // labels in UI
    settings.setProperty("baz", "True");

    assertThat(settings.getBoolean("foo")).isTrue();
    assertThat(settings.getBoolean("bar")).isTrue();
    assertThat(settings.getBoolean("baz")).isTrue();
  }