HBASE-8984 Test online snapshots with online merge

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505790 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8780 A column Family can have VERSIONS less than zero (Demai Ni)



git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505801 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9007 TestReplicationKillSlaveRS.killOneSlaveRS fails; ADDENDUM/FIX

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505803 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9012 TestBlockReorder.testBlockLocationReorder fails

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505808 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9018 Add timeouts on all tests in TestHLogSplit

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505817 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9016 Cleanup of HRegion (javadoc, unnecessary inits, unnecessary unboxing)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505838 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8954 TestSplitLogWorker#testPreemptTask failed

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505888 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9017 Consolidate ChaosMonkey's random objects

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1505891 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9021 Create a unit test for ReplicationHLogReaderManager

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