RFR: Include commit messages in mail body for new revision emails

[Robin Westberg]

Hi all,

Please review this change that includes the commit messages in the mail body when a new revision email is sent out, which should improve quoting.

Best regards,
Robin

-------------

Commits:
 - dbd4dc67: Initial version

Changes: https://git.openjdk.java.net/skara/pull/466/files
 Webrev: https://webrevs.openjdk.java.net/skara/466/webrev.00
  Stats: 190 lines in 3 files changed: 110 ins; 39 del; 41 mod
  Patch: https://git.openjdk.java.net/skara/pull/466.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/466/head:pull/466

PR: https://git.openjdk.java.net/skara/pull/466