RFR: 715: Generated email wrongly includes previous unrelated comments [v2]

[Robin Westberg]

> When selecting a parent for a new comment, use the last revision email as parent if no quote / mention is found, as just using the latest one can be confusing if that's not really the intended context.

Robin Westberg has updated the pull request incrementally with one additional commit since the last revision:

  Fix failing test

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

Changes:
  - all: https://git.openjdk.java.net/skara/pull/1108/files
  - new: https://git.openjdk.java.net/skara/pull/1108/files/d6e88b67..2abc2747

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=skara&pr=1108&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=skara&pr=1108&range=00-01

  Stats: 19 lines in 1 file changed: 10 ins; 0 del; 9 mod
  Patch: https://git.openjdk.java.net/skara/pull/1108.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/1108/head:pull/1108

PR: https://git.openjdk.java.net/skara/pull/1108