RFR 8210821: Support dns_canonicalize_hostname in krb5.conf

[Weijun Wang]

Webrev updated at https://cr.openjdk.java.net/~weijun/8210821/webrev.01.

> On Sep 26, 2018, at 11:57 PM, Weijun Wang <weijun.wang at oracle.com> wrote:
> 
> Hi Valerie
> 
> I've updated the CSR to remove the "always canonicalize" choice and now the default is "true", i.e. the current "smart-canonicalization" behavior. It's 12am here and I'll update the webrev tomorrow.
> 
> Thanks
> Max
> 
>> On Sep 18, 2018, at 8:52 AM, Valerie Peng <valerie.peng at oracle.com> wrote:
>> 
>> Look fine to me. Added myself to CSR as reviewer.
>> 
>> Thanks,
>> 
>> Valerie
>> 
>> 
>> On 9/17/2018 1:17 AM, Weijun Wang wrote:
>>> Please review the code change and CSR at
>>> 
>>>   http://cr.openjdk.java.net/~weijun/8210821/webrev.00/
>>>   https://bugs.openjdk.java.net/browse/JDK-8210822
>>> 
>>> Thanks
>>> Max
>>> 
>> 
>