public class EventPublisher
This class will be used by scripting service for service tracking event to
register/unregister external plug-in and can publish the tracking-start,
tracking-stop and tracking-interim events.
Publishing events uses ScriptServiceTrackingPluginEvent.
This class was introduced in SRC 4.4.
Created: Wed Nov 02 16:00:53 2012
External plug-in will be configured through CLI, but not registered with in CLI.
This method is used to register the plug-in with the service tracking
event publisher using script service when required.
pluginName - - plug-in name to register in order to publish events