@Override
  public MapSettings setProperty(String key, String value) {
    return (MapSettings) super.setProperty(key, value);
  }
@Test
  public void all_values_should_be_trimmed_set_property() {
    Settings settings = new MapSettings();
    settings.setProperty("foo", "   FOO ");
    assertThat(settings.getString("foo")).isEqualTo("FOO");
  }