RFR: pr: filter external commands in CommandWorkItem

[Erik Helin]

On Wed, 8 Jul 2020 10:24:49 GMT, Jorn Vernee <jvernee at openjdk.org> wrote:

>> Hi all,
>> 
>> please review this patch that ensures that `CommandWorkItem` correctly filters out external commands when looking for
>> commands to process in a pull request.
>> Testing:
>> - [x] Added a new unit test
>> - [x] `make test` passes on Linux x64
>> 
>> Thanks,
>> Erik
>
> Marked as reviewed by jvernee (Reviewer).

Thanks @JornVernee for reviewing!

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PR: https://git.openjdk.java.net/skara/pull/695