@Override
  public int compareTo(@NotNull final UsageGroup o) {
    String name;
    if (o instanceof NamedPresentably) {
      name = ((NamedPresentably)o).getPresentableName();
    } else {
      name = o.getPresentableGroupText();
    }
    return myName.compareToIgnoreCase(name);
  }
@Override
  public int compareTo(@NotNull final UsageGroup o)