created Auth_model (for login)

authentication process is implemented
 Created  register_model
 Registration is implemented
 login view is improved

ci/application/controllers/Auth.php

@@ -131,24 +131,7 @@ class Auth extends CI_Controller {
 
 		if($this->form_validation->run()==TRUE) {
 
-/*
-			$data = array(
-
-				'email' =>$_POST['email'],
-				'password' =>md5($_POST['password']),
-				'name' =>$_POST['name'],
-				'surname' =>$_POST['surrname'],
-				'country' =>$_POST['country'],
-				'city' =>$_POST['city'],
-				'street' =>$_POST['street'],
-				'building' =>$_POST['building'],
-				'zip' =>$_POST['zip'],
-				'phone' =>$_POST['phone']
-			);
-
-
-			$this->db->insert('users', $data);
-			//$this->session->set_flashdata("success", "Your account has been registered.You can login now"); */
+
 			$this->load->model('Register_model', 'reg');
 			$this->reg->register_user();