RFR 8200152: KerberosString should use UTF-8 by default

[Weijun Wang]

Thanks. Can you also review the release note at https://bugs.openjdk.java.net/browse/JDK-8201351?

> On Apr 8, 2018, at 11:38 AM, Xuelei Fan <xuelei.fan at oracle.com> wrote:
> 
> I added myself as reviewer of the CSR.
> 
> Xuelei
> 
> On 4/7/2018 8:30 PM, Weijun Wang wrote:
>> This is more natural. Thanks.
>> Updated webrev at http://cr.openjdk.java.net/~weijun/8200152/webrev.01/.
>> Do you mind reviewing the CSR also?
>> Thanks
>> Max