FYI: Update the isReady condition for the notifier

[Robin Westberg]

Hi all,

Please review this change that updates the isReady condition for the notifier. Instead of having this as a configurable
option, just use the well-known values.

Best regards,
Robin

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Commit messages:
 - Updated after review comments
 - Update the isReady condition for the notifier

Changes: https://git.openjdk.java.net/skara/pull/660/files
 Webrev: https://webrevs.openjdk.java.net/skara/660/webrev.00
  Stats: 24 lines in 4 files changed: 1 ins; 16 del; 7 mod
  Patch: https://git.openjdk.java.net/skara/pull/660.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/660/head:pull/660

PR: https://git.openjdk.java.net/skara/pull/660