/**
  * Deletes a student
  *
  * @param string $id
  */
 public function deleteAction($id)
 {
     $student = Students::findFirstByid($id);
     if (!$student) {
         $this->flash->error("student was not found");
         return $this->dispatcher->forward(array("controller" => "students", "action" => "index"));
     }
     if (!$student->delete()) {
         foreach ($student->getMessages() as $message) {
             $this->flash->error($message);
         }
         return $this->dispatcher->forward(array("controller" => "students", "action" => "search"));
     }
     $this->flash->success("student was deleted successfully");
     return $this->dispatcher->forward(array("controller" => "students", "action" => "index"));
 }