@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    TreeNodeOnVcsRevision that = (TreeNodeOnVcsRevision)o;

    if (!myRevision.getRevisionNumber().equals(that.myRevision.getRevisionNumber())) {
      return false;
    }

    return true;
  }
@Override
  public boolean equals(Object o)