RFR: Add Repository::abortMerge

[Robin Westberg via github.com]

On Thu, 29 Aug 2019 09:28:00 GMT, Erik Duveblad via github.com <duke at openjdk.java.net> wrote:

> Hi all,
> 
> this patch add `Repository::abortMerge` and a corresponding unit test.
> 
> ## Testing
> - [x] `sh gradlew test`
> - [x] Added new unit test
> 
> Thanks,
> Erik
> 
> ----------------
> 
> Commits:
>  - fee82c70:	Add Repository::abortMerge
> 
> Pull request:
> https://git.openjdk.java.net/skara/pull/101
> 
> Webrev:
> https://webrevs.openjdk.java.net/skara/101/webrev.00
> 
> Patch:
> https://git.openjdk.java.net/skara/pull/101.diff
> 
> Fetch command:
> git fetch https://git.openjdk.java.net/skara pull/101/head:pull/101

This PR has been reviewed by Robin Westberg via github.com - changes are approved. Review comment:

Looks good!

PR: https://git.openjdk.java.net/skara/pull/101