plugins/routing/activemq: s/TOPIC/DESTINATION/

In the ActiveMQ routing plug-in, change the ACTIVEMQ_TOPIC setting to be
ACTIVEMQ_DESTINATION as the value may be either a topic or a queue.

For compatibility, ACTIVEMQ_TOPIC is used if ACTIVEMQ_DESTINATION is not
specified.

This commit fixes bug 1110454.
Merge pull request #5519 from Miciah/bug-1110454-plugins-routing-activemq-change-ACTIVEMQ_TOPIC-to-ACTIVEMQ_DESTINATION

Merged by openshift-bot