add function createuser

cwp7.php

@@ -85,7 +85,7 @@ function cwp7_ConfigOptions() {
 }
 
 function cwp7_CreateAccount($params) {
-	$username = strtolower(subtring($params['clientsdetails']['firstname'],0,2) . subtring($params['clientsdetails']['lastname'],0,3)) . $params['serviceid'];
+	$username = strtolower(substr($params['clientsdetails']['firstname'],0,2) . substr($params['clientsdetails']['lastname'],0,3)) . $params['serviceid'];
 	$userdomain = $username . '.local';
 
 	logModuleCall(