Download all versions of activemq-maven-plugin JAR files with all dependencies

Customized version of the ActiveMQ Maven Plugin that registers publishable transport connector addresses in the Maven properties so that dynamic allocation of ports can easily be achieved. This project provides a port of the updates to the currently-released ActiveMQ version 5.10.0; the updates are expected to be released with ActiveMQ version 5.12.0, after which this version will no longer be maintained. See also AMQ-5499 (https://issues.apache.org/jira/browse/AMQ-5499).