getStatusDisplays() {
    const res = {};
    const originalKeys = this.getOriginalKeys();
    for (let i = 0; i < originalKeys.length; i++) {
      const key = originalKeys[i];
      res[key] = this.displays[key];
    }
    return res;
  }
Retrieves the rendered children in a nice format for comparing to the input
`this.props.usernameToStatus`.