* @param string $text1
* @param string $text2
* @param int $numContextLines
+ * @param int $movedParagraphDetectionCutoff
* @return string
*/
-function wikidiff2_do_diff( $text1, $text2, $numContextLines ) {
+function wikidiff2_do_diff( $text1, $text2, $numContextLines, $movedParagraphDetectionCutoff = 0 ) {
}