dbDump.php

	$con = mysqli_connect ( $MYSQL_HOSTNAME, $MYSQL_USERNAME, $MYSQL_PASSWORD, $MYSQL_DATABASE );

	$tables = array ();
	$result = mysqli_query ( $con, 'SHOW TABLES' );
	while ( $row = mysqli_fetch_array ( $result ) ) {
		$tables [] = $row [0];
	}
	
	// cycle through the tables
	foreach ( $tables as $table ) {
		$result = mysqli_query ( $con, "SELECT * FROM `$table`");
		$num_fields = mysqli_num_fields ( $result );
		$num_rows = mysqli_num_rows( $result );
		$return .= "--\n-- Structure for the table $table\n--\n\n";
		$return .= "DROP TABLE IF EXISTS `$table`;";
		$row2 = mysqli_fetch_array ( mysqli_query ( $con, "SHOW CREATE TABLE `$table`" ) );
		$return .= "\n\n" . $row2 [1] . ";\n\n";
		if ($num_rows > 0) {
			$return .= "--\n-- Data dump for the table $table\n--\n\n";
		}
		$i = 0;
		while ( $row = mysqli_fetch_array ( $result ) ) {
			if ($i == 0) {
				$return .= "INSERT INTO `$table` VALUES\n";
			}
			$i++;
			for($j = 0; $j < $num_fields; $j ++) {
				if ($j == 0) {
					$return .= '(';
				}
				$row [$j] = addslashes ( $row [$j] );
				$row [$j] = mysqli_real_escape_string ( $con, $row [$j] );
				if (isset ( $row [$j] )) {
					$return .= '"' . $row [$j] . '"';
				} else {
					$return .= '""';
				}
				if ($j < ($num_fields - 1)) {
					$return .= ',';
				}
			}
			$return .= "), \n";
		}	
	}

echo $return;

add after line #1:

$con->set_charset("utf8");

and replace line #42 with:

if ($i < $num_rows) { 
    $return .= "),\n"; 
} else { 
    $return .= ");\n\n"; 
}