RFR: 72: Retry jcheck if an exception occurs

[Robin Westberg]

Hi all,

Please review this change that automatically reruns a jcheck that fails due to an exception, as this should only happen on transient errors such as external services being down.

Best regards,
Robin

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Commits:
 - cc09ae87: Retry jcheck if an exception occur

Changes: https://git.openjdk.java.net/skara/pull/228/files
 Webrev: https://webrevs.openjdk.java.net/skara/228/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/SKARA-72
  Stats: 64 lines in 2 files changed: 61 ins; 1 del; 2 mod
  Patch: https://git.openjdk.java.net/skara/pull/228.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/228/head:pull/228

PR: https://git.openjdk.java.net/skara/pull/228