@Override
  public MapSettings setProperty(String key, String value) {
    return (MapSettings) super.setProperty(key, value);
  }
@Test
  public void should_support_deprecated_props_with_multi_values() {
    Settings settings = new MapSettings(definitions);
    settings.setProperty("new_multi_values", new String[]{" A ", " B "});
    assertThat(settings.getStringArray("new_multi_values")).isEqualTo(new String[]{"A", "B"});
    assertThat(settings.getStringArray("old_multi_values")).isEqualTo(new String[]{"A", "B"});
  }