* @param dest The output string, it is safe to pass source and dest as the same variable only for translation type TR_TEXT.
* @return returns the number of substitutions made. Will always be 0 or 1 for TR_TEXT and 0..n for other types.
*/
* @param dest The output string, it is safe to pass source and dest as the same variable only for translation type TR_TEXT.
* @return returns the number of substitutions made. Will always be 0 or 1 for TR_TEXT and 0..n for other types.
*/