RFR: 220: webrev version unknown message

[Robin Westberg]

On Tue, 21 Jan 2020 10:05:18 GMT, Erik Helin <ehelin at openjdk.org> wrote:

> Hi all,
> 
> please review this patch that add proper versions to the automatically generated
> webrevs. I also took the opportunity to add a `--version` flag to the bot
> launcher.
> 
> Thanks,
> Erik
> 
> ## Testing
> - [x] Manual testing of `skara-bots` and the CLI tools

Thanks, looks good!

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Marked as reviewed by rwestberg (Reviewer).

PR: https://git.openjdk.java.net/skara/pull/370