[PLAT-3366] Added Ivy and Maven dependencies from OG-Util to Yammer Metrics Core.
[PLAT-3366] First Yammer metrics instrumentation of AbstractLiveDataClient.
[PLAT-3366] Don't NPE if registerMetrics() hasn't been called.
[PLAT-3366] Added Metrics integration for the CogdaRecordChunker, which caused
me to add proper support for launching metrics through the component system.
[PLAT-3366] Added support for metrics publishing for any subclass of
AbstractDocumentDbMaster, and supported end-to-end for both
DbConfigMaster and DbSecurityMaster.