Merge pull request #78 from scombat/PATCH_update_user

Double declaration and assignation of valid flag

application/libraries/Aauth.php

@@ -780,8 +780,6 @@ class Aauth {
 	 */
 	public function update_user($user_id, $email = FALSE, $pass = FALSE, $name = FALSE) {
 
-		$valid = TRUE;
-
 		$data = array();
 		$valid = TRUE;