// objective: test \attention, \not, \remark, \warning, and \par commands
// check: indexpage.xml
/** \mainpage
 *  \attention Attention message.
 *  \note Something to note.
 *  \remark A remark.
 *  \warning A warning message.
 *  \par 
 *  Second paragraph
 *  \par User defined paragraph.
 *  Contents of paragraph.
 *  \par
 *  More text in a new paragraph.
 */