public function setAuthorization($username, $password)
    {
        $this->username = $username;
        $this->password = $password;

        return $this;
    }
public function setAuthorization($username, $password)
    {
        $this->username = $username;
        $this->password = $password;

        return $this;
    }
public function setAuthorization ( $ username , $ password ) { $ this -> username = $ username ; $ this -> password = $ password ; return $ this ; }
set authorization for access.
It only set 'username' and 'password'.

@param string $username Username of your whm server.
@param string $password Password or long hash of your whm server.

@return object return as self-object

@since v1.0.0
set authorization for access . It only set username and password .