[Integrated] RFR: csr: add logging

[Erik Helin]

Changeset: 1b19054e
Author:    Erik Helin <ehelin at openjdk.org>
Date:      2020-03-09 08:47:17 +0000
URL:       https://git.openjdk.java.net/skara/commit/1b19054e

csr: add logging

Reviewed-by: rwestberg

! bots/csr/src/main/java/org/openjdk/skara/bots/csr/CSRBot.java