RFR: 16: Allow regular expression replacement for web urls

[Robin Westberg via github.com]

Hi all,

Please review the following change that allows configuration of a regular expression replacement for GitHub web urls.

Best regards,
Robin

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Commits:
 - 3b704a95:	Allow regular expression pattern replacement for web urls

Pull request:
https://github.com/openjdk/skara/pull/6

Webrev:
https://openjdk.github.io/cr/skara/6/webrev.00

Patch:
https://github.com/openjdk/skara/pull/6.diff

Fetch command:
git fetch https://github.com/openjdk/skara.git 3b704a95:pr/6