Implement VestedToken bug mitigation #3
Implement VestedToken bug mitigation #3

dmx374/zeppelin-solidity,OpenZeppelin/zeppelin-solidity,OpenZeppelin/zep-solidity,pash7ka/zeppelin-solidity,OpenZeppelin/openzeppelin-contracts,OpenZeppelin/zeppelin-solidity,OpenZeppelin/openzeppelin-contracts,dmx374/zeppelin-solidity,OpenZeppelin/zep-solidity,pash7ka/zeppelin-solidity,OpenZeppelin/openzeppelin-contracts