RedPen class doesn't need to extend Validator<Document>
RedPen class doesn't need to extend Validator<Document>

gerryhocks/redpen,redpen-cc/redpen,kenhys/redpen,recruit-tech/redpen,tatamiya3/redpen,tatamiya3/redpen,gerryhocks/redpen,kenhys/redpen,redpen-cc/redpen,recruit-tech/redpen,kenhys/redpen,recruit-tech/redpen,redpen-cc/redpen,kenhys/redpen,tatamiya3/redpen,redpen-cc/redpen,tatamiya3/redpen,gerryhocks/redpen,gerryhocks/redpen,redpen-cc/redpen,recruit-tech/redpen