RFR: 53: Decouple review requirement from the jcheck status

[Robin Westberg via github.com]

The pull request has been updated with additional changes.

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Added commits:
 - 3ff8510c:	Rename getIssues to getMessages

Pull request:
https://git.openjdk.java.net/skara/pull/93

Webrevs:
 - full: https://webrevs.openjdk.java.net/skara/93/webrev.01
 - inc: https://webrevs.openjdk.java.net/skara/93/webrev.00-01

Updated full patch:
https://git.openjdk.java.net/skara/pull/93.diff

Fetch command:
git fetch https://git.openjdk.java.net/skara pull/93/head:pull/93