///
/// The escaped characters will use the following format:
///
+ /// @verbatim
/// &#x{xx}
+ /// @endverbatim
///
/// where {xx} is the two digit hexadecimal ASCII value of the character
- /// escaped. A comma, for example is: ,
+ /// escaped. A comma, for example is:
+ /// @verbatim
+ /// ,
+ /// @endverbatim
///
/// @return A copy of the original string with special characters escaped.
static std::string escapeCharacters(const std::string& orig_str,