HBASE-9450 TestDistributedLogSplitting fails

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HBASE-9437 hbase.regionserver.checksum.verify default is true

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HBASE-9441 Intermittent TestRegionPlacement#testRegionPlacement failure



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HBASE-9376: TestDistributedLogSplitting creates a MiniCluster rooted at ~/hbase

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HBASE-9454 HBaseAdmin#unassign() has incorrect @param argument



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