text: /**
   * Copyright (C). Copyright Year(s). License.
   *
   *
   * @defgroup Helper Helper Package
   *
   * @brief Just helps to illustrate Doxygen documentation.
   *
   * This package is meant as an example. It is not useful by itself
   * rather its usefulness is only a function of how much it helps
   * the reader. It is in a sense defined by the person who reads it
   * and otherwise does not exist in any real form. 
   *
   */
  