[opennms-cvs] [OpenNMS/opennms] 462ab7: NMS-9290: Fixing engine shutdown process.

[Alejandro Galue]

Branch: refs/heads/jira/NMS-9290
Home: https://github.com/OpenNMS/opennms
Commit: 462ab767dbf213c0fd12e966f98c7b8618911552
https://github.com/OpenNMS/opennms/commit/462ab767dbf213c0fd12e966f98c7b8618911552
Author: Alejandro Galue <***@opennms.org>
Date: 2017-07-21 (Fri, 21 Jul 2017)

Changed paths:
M opennms-correlation/drools-correlation-engine/src/main/java/org/opennms/netmgt/correlation/drools/DroolsCorrelationEngine.java

Log Message:
-----------
NMS-9290: Fixing engine shutdown process.

Because the marshalling process of the state is optional, we have to
make sure to shutdown the KIE session, and de-register the metrics to
avoid issues.