Let user specify Doxygen comment blocks format

/*!
 *****************************************************************************
 *
 * \brief Example of documentaton with proper line spacing and number of "*" before
 * 
 * A long description
 * 
 * \param pTest The last parameter will have an "empty" line after it, and the block ends
 *              with a specific number of "*"
 * 
 *****************************************************************************/
void foo(int pTest);