Maven Package making MAVEN_OPTS difficult to set
Setting -Xmx in ENV MAVEN_OPTS on the dockerfile doesn’t seem to work
because the /etc/mavenrc is setting it and putting the Xmx to the end of
Wouldn’t be better to let the JVM set the default Heap Size or let the user set MAVEN_OPTS easily in the Dockerfile with ENV?
(from redmine: issue id 8762, created on 2018-04-03)