Customer feedback - Broker missing downstream content about masking passwords in broker.xml

The upstream content is here:
https://activemq.apache.org/artemis/docs/latest/masking-passwords.html

The email thread:
http://post-office.corp.redhat.com/archives/messaging/2018-March/msg00047.html

rhn-support-tmielke, Per the case you worked on and the thread on messaging dl.