[SPARK-5847][CORE][BRANCH-1.6] backport of #14270#188

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ianlcsd wants to merge 1 commit intoalteryx:csd-1.6from

ianlcsd:csd-1.6-spark.metrics.namespace

Commits on Jul 1, 2017

[SPARK-5847][CORE][BRANCH-1.6] Allow for configuring MetricsSystem's use of app ID to namespace all metrics

Anthony Truchet
authored and
ianlcsd
committed