Integrated: forge: add method PullRequest.diff

[Erik Helin]

On Wed, 14 Oct 2020 07:56:30 GMT, Erik Helin <ehelin at openjdk.org> wrote:

> Hi all,
> 
> please review this patch that adds the method `PullRequest.diff` for fetching the diff between a pull request's `HEAD`
> and target branch.
> Thanks,
> Erik

This pull request has now been integrated.

Changeset: 2ead5955
Author:    Erik Helin <ehelin at openjdk.org>
URL:       https://git.openjdk.java.net/skara/commit/2ead5955
Stats:     51 lines in 6 files changed: 46 ins; 0 del; 5 mod

forge: add method PullRequest.diff

Reviewed-by: rwestberg

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PR: https://git.openjdk.java.net/skara/pull/882