//internal members
address internal __implementation;
mapping(bytes32 => uint256) internal uintData;
mapping(bytes32 => bytes32) internal bytes32Data;
mapping(bytes32 => address) internal addressData;
mapping(bytes32 => string) internal stringData;
mapping(bytes32 => bytes) internal bytesData;
mapping(bytes32 => bool) internal boolData;
mapping(bytes32 => uint256[]) internal uintArrayData;
mapping(bytes32 => bytes32[]) internal bytes32ArrayData;
mapping(bytes32 => address[]) internal addressArrayData;
mapping(bytes32 => bool[]) internal boolArrayData;
uint8 internal constant DATA_KEY;
bytes32 internal constant MANAGEDATA;
​
//public members
contract ISecurityToken public securityToken;