[Integrated] RFR: 123: Set the commit author as sender of commit notification emails

[duke]

Changeset: 5743843e
Author:    Robin Westberg <rwestberg at openjdk.org>
Date:      2019-10-07 14:30:12 +0000
URL:       https://git.openjdk.java.net/skara/commit/5743843e

123: Set the commit author as sender of commit notification emails

Reviewed-by: ehelin

! bots/notify/src/main/java/org/openjdk/skara/bots/notify/JNotifyBotFactory.java
! bots/notify/src/main/java/org/openjdk/skara/bots/notify/MailingListUpdater.java
! bots/notify/src/test/java/org/openjdk/skara/bots/notify/UpdaterTests.java