Fixed deprecated method in Xcode 9.1
Fixed deprecated method in Xcode 9.1

tid-kijyun/Kanna,tid-kijyun/Kanna,tid-kijyun/Swift-HTML-Parser,tid-kijyun/Kanna,tid-kijyun/Swift-HTML-Parser,tid-kijyun/Swift-HTML-Parser,tid-kijyun/Kanna