RFR(S): 8198554: Add fuzzy matching for log levels and tags when parsing -Xlog

[coleen.phillimore at oracle.com]

This change looks really nice!!
thanks,
Coleen

On 2/22/18 8:11 AM, Marcus Larsson wrote:
> Hi,
>
> Please review the following patch to add some fuzzy matching to 
> improve -Xlog parsing error messages. The implementation of the fuzzy 
> -XX flag matching is moved out to StringUtils so it can be re-used here.
>
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-8198554
>
> Webrev:
> http://cr.openjdk.java.net/~mlarsson/8198554/webrev.00
>
> Tested with hs-tier 1-2.
>
> Thanks,
> Marcus
>