HBASE-7700 TestColumnSeeking is mathematically bound to fail (J-D)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1451418 13f79535-47bb-0310-9956-ffa450edef68
HBASE-7869 Provide way to not start LogSyncer thread (Anoop)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.94@1451420 13f79535-47bb-0310-9956-ffa450edef68