RFR: 102: Setting summary does not update the preview message

[Robin Westberg]

Hi all,

Please review this change that ensures that the commit preview message is updated when a summary is added or updated.

Best regards,
Robin

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Commits:
 - 58758066: Editing a summary should update the preview message

Changes: https://git.openjdk.java.net/skara/pull/157/files
 Webrev: https://webrevs.openjdk.java.net/skara/157/webrev.00
  Stats: 14 lines in 2 files changed: 7 ins; 6 del; 1 mod
  Patch: https://git.openjdk.java.net/skara/pull/157.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/157/head:pull/157

PR: https://git.openjdk.java.net/skara/pull/157