Integrated: pr: add /backport commit command

[Erik Helin]

On Thu, 5 Nov 2020 12:58:24 GMT, Erik Helin <ehelin at openjdk.org> wrote:

> Hi all,
> 
> please review this patch that adds the `/backport` [commit command](https://wiki.openjdk.java.net/display/SKARA/Commit+Commands#CommitCommands-/backport).
> 
> Testing:
> - [x] Added four new unit tests
> - [x] `make test` passes on Linux x64
> 
> Thanks,
> Erik

This pull request has now been integrated.

Changeset: 9a725bbb
Author:    Erik Helin <ehelin at openjdk.org>
URL:       https://git.openjdk.java.net/skara/commit/9a725bbb
Stats:     468 lines in 7 files changed: 464 ins; 0 del; 4 mod

pr: add /backport commit command

Reviewed-by: rwestberg

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PR: https://git.openjdk.java.net/skara/pull/945