contract Controlled {
    address public controller;

    function Controlled() {
         controller = msg.sender;
    }

    /// @notice The address of the controller is the only address that can call
    ///    a function with this modifier
    modifier onlyController {
        require(msg.sender == controller);
        _;
    }

    /// @notice Changes the controller of the contract
    /// @param _newController The new controller of the contract
    function changeController(address _newController) onlyController {
        controller = _newController;
    }
}
/*
 Copyright 2018, Konstantin Viktorov (EscrowBlock Foundation)
 Copyright 2017, Jorge Izquierdo (Aragon Foundation)
 Copyright 2017, Jordi Baylina (Giveth)
 
 Based on MiniMeToken.sol from https://github.com/Giveth/minime
 */
function changeController(address _newController) onlyController {
        controller = _newController;
    }
/// @notice Changes the controller of the contract
/// @param _newController The new controller of the contract