protected function deleteRequest($method, $uri, $params, $body)
    {
        return $this->execute($method, $uri, $params, $body);
    }
protected function deleteRequest($method, $uri, $params, $body)
    {
        return $this->execute($method, $uri, $params, $body);
    }
protected function deleteRequest ( $ method , $ uri , $ params , $ body ) { return $ this -> execute ( $ method , $ uri , $ params , $ body ) ; }
delete request implementation

@param string $method the request method
@param string $uri    the uri
@param mixed  $params optional query string parameters
@param string $body   body/post parameters

@return string
@throws \Puzzle\Exceptions\InvalidRequestException
delete request implementation