INF-33552.  meters report a count and a single 1 minute trailing rate (not 5, 15 and mean rate).
INF-33552.  meters report a count and a single 1 minute trailing rate (not 5, 15 and mean rate).  Tests approve of this change.
INF-33048, INF-33085.  Reconfiguring the ScheduledReporter reuses the executor pool, but cancels the ScheduledFuture.
Bump version to 3.1.0-FORKED-6.