HBASE-8703 [WINDOWS] Timed-out processes exit with non-zero code causing HealthChecker to report incorrectly. ADDENDUM patch to fix flaky test

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1499048 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8646 Intermittent TestIOFencing#testFencingAroundCompaction failure due to region getting stuck in compaction

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1499050 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8842 TestTokenAuthentication failing on hadoop2 build with "IllegalArgumentException: Can t get Kerberos realm"

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1499055 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8812 Avoid a wide line on the HMaster webUI if we have many ZooKeeper servers

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Merge remote branch 'origin/0.95' into 0.95-gd